| Year |
Citation |
Score |
| 2019 |
Hajdasz A, McKellar AE, Ratcliffe LM, Boag PT, Marra PP, Reudink MW. Extra‐pair offspring are less heterozygous than within‐pair offspring in American redstarts
Setophaga ruticilla Journal of Avian Biology. 50. DOI: 10.1111/JAV.02084 |
0.567 |
|
| 2017 |
Foote JR, Fitzsimmons LP, Lobert LM, Ratcliffe LM, Mennill DJ. A Population-level Analysis of Morning Song: Exploring the Implications for Point Counts The Canadian Field-Naturalist. 131: 10-18. DOI: 10.22621/Cfn.V131I1.1779 |
0.44 |
|
| 2017 |
Hahn AH, Guillette LM, Hoeschele M, Otter KA, Ratcliffe LM, Sturdy CB. Discrimination of male black-capped chickadee songs: relationship between acoustic preference and performance accuracy Animal Behaviour. 126: 107-121. DOI: 10.1016/J.Anbehav.2017.02.001 |
0.479 |
|
| 2017 |
Wilson S, McKellar AE, Reudink MW, Marra PP, Ratcliffe LM. Density-dependent immigration promotes population stability in a long-distance migratory bird Population Ecology. 59: 169-178. DOI: 10.1007/s10144-017-0582-5 |
0.321 |
|
| 2016 |
Wilson DR, Ratcliffe LM, Mennill DJ. Black-capped chickadees, Poecile atricapillus, avoid song overlapping: Evidence for the acoustic interference hypothesis Animal Behaviour. 114: 219-229. DOI: 10.1016/J.Anbehav.2016.02.002 |
0.346 |
|
| 2016 |
Hahn AH, Hoeschele M, Guillette LM, Hoang J, McMillan N, Congdon JV, Campbell KA, Mennill DJ, Otter KA, Grava T, Ratcliffe LM, Sturdy CB. Black-capped chickadees categorize songs based on features that vary geographically Animal Behaviour. 112: 93-104. DOI: 10.1016/J.Anbehav.2015.11.017 |
0.431 |
|
| 2015 |
McKellar AE, Reudink MW, Marra PP, Ratcliffe LM, Wilson S. Climate and density influence annual survival and movement in a migratory songbird. Ecology and Evolution. 5: 5892-904. PMID 26811763 DOI: 10.1002/ece3.1854 |
0.32 |
|
| 2015 |
Reudink MW, McKellar AE, Marini KL, McArthur SL, Marra PP, Ratcliffe LM. Inter-annual variation in American redstart (Setophaga ruticilla) plumage colour is associated with rainfall and temperature during moult: an 11-year study. Oecologia. 178: 161-73. PMID 25433695 DOI: 10.1007/s00442-014-3167-4 |
0.501 |
|
| 2015 |
Bhardwaj M, Dale CA, Ratcliffe LM. Aggressive behavior by Western Bluebirds (Sialia mexicana) varies with anthropogenic disturbance to breeding habitat Wilson Journal of Ornithology. 127: 421-431. DOI: 10.1676/14-087.1 |
0.324 |
|
| 2015 |
Marini KLD, McKellar AE, Ratcliffe LM, Marra PP, Reudink MW. Age-related change in carotenoid-based plumage of the American Redstart (Setophaga ruticilla) Journal of Ornithology. 156: 783-793. DOI: 10.1007/s10336-015-1168-7 |
0.515 |
|
| 2014 |
McKellar AE, Marra PP, Boag PT, Ratcliffe LM. Form, function and consequences of density dependence in a long-distance migratory bird Oikos. 123: 356-364. DOI: 10.1111/j.1600-0706.2013.00756.x |
0.598 |
|
| 2013 |
McKellar AE, Marra PP, Hannon SJ, Studds CE, Ratcliffe LM. Winter rainfall predicts phenology in widely separated populations of a migrant songbird. Oecologia. 172: 595-605. PMID 23161154 DOI: 10.1007/S00442-012-2520-8 |
0.386 |
|
| 2013 |
Otter KA, Hahn AH, Sturdy CB, Mennill DJ, Grava T, Guillette LM, Ratcliffe LM, Hoeschele M. Dominance and geographic information contained within black-capped chickadee (Poecile atricapillus) song Behaviour. 150: 1601-1622. DOI: 10.1163/1568539X-00003111 |
0.486 |
|
| 2013 |
Osmond MM, Reudink MW, Germain RR, Marra PP, Nocera JJ, Boag PT, Ratcliffe LM. Relationships between carotenoid-based female plumage and age, reproduction, and mate colour in the American redstart (setophaga ruticilla) Canadian Journal of Zoology. 91: 589-595. DOI: 10.1139/cjz-2013-0017 |
0.598 |
|
| 2013 |
Mckellar AE, Marra PP, Ratcliffe LM. Starting over: Experimental effects of breeding delay on reproductive success in early-arriving male American redstarts Journal of Avian Biology. 44: 495-503. DOI: 10.1111/j.1600-048X.2013.00180.x |
0.546 |
|
| 2012 |
Toth CA, Mennill DJ, Ratcliffe LM. Evidence for multicontest eavesdropping in chickadees Behavioral Ecology. 23: 836-842. DOI: 10.1093/Beheco/Ars038 |
0.483 |
|
| 2012 |
Germain RR, Reudink MW, Marra PP, Boag PT, Ratcliffe LM. Delayed maturation of multiple signals in a migratory songbird Behavioral Ecology and Sociobiology. 66: 419-431. DOI: 10.1007/s00265-011-1288-x |
0.648 |
|
| 2011 |
Foote JR, Fitzsimmons LP, Mennill DJ, Ratcliffe LM. Male black-capped chickadees begin dawn chorusing earlier in response to simulated territorial insertions Animal Behaviour. 81: 871-877. DOI: 10.1016/J.Anbehav.2011.01.028 |
0.425 |
|
| 2010 |
Germain RR, Reudink MW, Marra PP, Ratcliffe LM. Carotenoid-based male plumage predicts parental investment in the American Redstart Wilson Journal of Ornithology. 122: 318-325. DOI: 10.1676/09-107.1 |
0.423 |
|
| 2010 |
Germain RR, Marra PP, Kyser TK, Ratcliffe LM. Adult -like plumage coloration predicts winter territory quality and timing of arrival on the breeding grounds of yearling male American Redstarts Condor. 112: 676-682. DOI: 10.1525/cond.2010.090193 |
0.463 |
|
| 2010 |
Foote JR, Fitzsimmons LP, Mennill DJ, Ratcliffe LM. Black-capped chickadee dawn choruses are interactive communication networks Behaviour. 147: 1219-1248. DOI: 10.1163/000579510X513761 |
0.474 |
|
| 2010 |
Shackleton SA, Ratcliffe L. Matched Counter-singing Signals Escalation of Aggression in Black-capped Chickadees (Parus atricapillus) Ethology. 97: 310-316. DOI: 10.1111/J.1439-0310.1994.TB01049.X |
0.495 |
|
| 2010 |
Schubert CA, Ratcliffe LM, Boag PT. A Test of Inbreeding Avoidance in the Zebra Finch Ethology. 82: 265-274. DOI: 10.1111/j.1439-0310.1989.tb00507.x |
0.677 |
|
| 2010 |
Nocera JJ, Ratcliffe LM. Migrant and resident birds adjust antipredator behavior in response to social information accuracy Behavioral Ecology. 21: 121-128. DOI: 10.1093/beheco/arp161 |
0.315 |
|
| 2009 |
Reudink MW, Marra PP, Kyser TK, Boag PT, Langin KM, Ratcliffe LM. Non-breeding season events influence sexual selection in a long-distance migratory bird. Proceedings. Biological Sciences / the Royal Society. 276: 1619-26. PMID 19203918 DOI: 10.1098/Rspb.2008.1452 |
0.648 |
|
| 2009 |
Kasumovic MM, Ratcliffe LM, Boag PT. Habitat fragmentation and paternity in least flycatchers Wilson Journal of Ornithology. 121: 306-313. DOI: 10.1676/08-058.1 |
0.713 |
|
| 2009 |
Langin KM, Marra PP, Németh Z, Moore FR, Kurt Kyser T, Ratcliffe LM. Breeding latitude and timing of spring migration in songbirds crossing the Gulf of Mexico Journal of Avian Biology. 40: 309-316. DOI: 10.1111/J.1600-048X.2008.04496.X |
0.378 |
|
| 2009 |
Reudink MW, Studds CE, Marra PP, Kurt Kyser T, Ratcliffe LM. Plumage brightness predicts non-breeding season territory quality in a long-distance migratory songbird, the American redstart Setophaga ruticilla Journal of Avian Biology. 40: 34-41. DOI: 10.1111/j.1600-048X.2008.04377.x |
0.464 |
|
| 2009 |
Reudink MW, Marra PP, Boag PT, Ratcliffe LM. Plumage coloration predicts paternity and polygyny in the American redstart Animal Behaviour. 77: 495-501. DOI: 10.1016/j.anbehav.2008.11.005 |
0.616 |
|
| 2008 |
Schubert KA, Mennill DJ, Ramsay SM, Otter KA, Ratcliffe LM, Kraus C. Between-year survival and rank transitions in male black-capped chickadees (Poecile atricapillus): A multistate modeling approach Auk. 125: 629-636. DOI: 10.1525/Auk.2008.07092 |
0.422 |
|
| 2008 |
Foote JR, Fitzsimmons LP, Mennill DJ, Ratcliffe LM. Male chickadees match neighbors interactively at dawn: Support for the social dynamics hypothesis Behavioral Ecology. 19: 1192-1199. DOI: 10.1093/Beheco/Arn087 |
0.48 |
|
| 2008 |
Fitzsimmons LP, Foote JR, Ratcliffe LM, Mennill DJ. Eavesdropping and communication networks revealed through playback and an acoustic location system Behavioral Ecology. 19: 824-829. DOI: 10.1093/Beheco/Arn036 |
0.467 |
|
| 2008 |
Foote JR, Fitzsimmons LP, Mennill DJ, Ratcliffe LM. Tied to the nest: male black-capped chickadees decrease dawn chorus movement behaviour when their mate is fertile Animal Behaviour. 76: 1227-1233. DOI: 10.1016/J.Anbehav.2008.06.007 |
0.573 |
|
| 2008 |
Fitzsimmons LP, Foote JR, Ratcliffe LM, Mennill DJ. Frequency matching, overlapping and movement behaviour in diurnal countersinging interactions of black-capped chickadees Animal Behaviour. 75: 1913-1920. DOI: 10.1016/J.Anbehav.2007.11.006 |
0.477 |
|
| 2008 |
Lippold S, Fitzsimmons LP, Foote JR, Ratcliffe LM, Mennill DJ. Post-contest behaviour in black-capped chickadees (Poecile atricapillus): Loser displays, not victory displays, follow asymmetrical countersinging exchanges Acta Ethologica. 11: 67-72. DOI: 10.1007/S10211-008-0043-4 |
0.481 |
|
| 2008 |
Nocera JJ, Taylor PD, Ratcliffe LM. Inspection of mob-calls as sources of predator information: Response of migrant and resident birds in the Neotropics Behavioral Ecology and Sociobiology. 62: 1769-1777. DOI: 10.1007/S00265-008-0605-5 |
0.366 |
|
| 2007 |
Norris DR, Marra PP, Kyser TK, Ratcliffe LM, Montgomerie R. Continent-wide variation in feather colour of a migratory songbird in relation to body condition and moulting locality. Biology Letters. 3: 16-9. PMID 17443954 DOI: 10.1098/Rsbl.2006.0572 |
0.66 |
|
| 2007 |
Langin KM, Reudink MW, Marra PP, Norris DR, Kyser TK, Ratcliffe LM. Hydrogen isotopic variation in migratory bird tissues of known origin: implications for geographic assignment. Oecologia. 152: 449-57. PMID 17370093 DOI: 10.1007/S00442-007-0669-3 |
0.341 |
|
| 2007 |
Schubert KA, Mennill DJ, Ramsay SM, Otter KA, Boag PT, Ratcliffe LM. Variation in social rank acquisition influences lifetime reproductive success in black-capped chickadees Biological Journal of the Linnean Society. 90: 85-95. DOI: 10.1111/J.1095-8312.2007.00713.X |
0.695 |
|
| 2006 |
Smulders TV, Lisi MD, Tricomi E, Otter KA, Chruszcz B, Ratcliffe LM, DeVoogd TJ. Failure to detect seasonal changes in the song system nuclei of the black-capped chickadee (Poecile atricapillus). Journal of Neurobiology. 66: 991-1001. PMID 16779823 DOI: 10.1002/neu.20281 |
0.467 |
|
| 2006 |
Langin KM, Norris DR, Kyser TK, Marra PP, Ratcliffe LM. Capital versus income breeding in a migratory passerine bird: Evidence from stable-carbon isotopes Canadian Journal of Zoology. 84: 947-953. DOI: 10.1139/Z06-080 |
0.378 |
|
| 2005 |
Woodcock EA, Rathburn MK, Ratcliffe LM. Achromatic plumage reflectance, social dominance and female mate preference in Black-capped Chickadees (Poecile atricapillus) Ethology. 111: 891-900. DOI: 10.1111/j.1439-0310.2005.01120.x |
0.589 |
|
| 2005 |
Norris DR, Marra PP, Kyser TK, Ratcliffe LM. Tracking habitat use of a long-distance migratory bird, the American redstart Setophaga ruticilla, using stable-carbon isotopes in cellular blood Journal of Avian Biology. 36: 164-170. DOI: 10.1111/j.0908-8857.2005.03398.x |
0.346 |
|
| 2005 |
Tarof SA, Ratcliffe LM, Kasumovic MM, Boag PT. Are least flycatcher (Empidonax minimus) clusters hidden leks? Behavioral Ecology. 16: 207-217. DOI: 10.1093/Beheco/Arh155 |
0.667 |
|
| 2005 |
Doucet SM, Mennill DJ, Montgomerie R, Boag PT, Ratcliffe LM. Achromatic plumage reflectance predicts reproductive success in male black-capped chickadees Behavioral Ecology. 16: 218-222. DOI: 10.1093/Beheco/Arh154 |
0.789 |
|
| 2004 |
Norris DR, Marra PP, Montgomerie R, Kyser TK, Ratcliffe LM. Reproductive effort, molting latitude, and feather color in a migratory songbird. Science (New York, N.Y.). 306: 2249-50. PMID 15618516 DOI: 10.1126/Science.1103542 |
0.664 |
|
| 2004 |
Norris DR, Marra PP, Kyser TK, Sherry TW, Ratcliffe LM. Tropical winter habitat limits reproductive success on the temperate breeding grounds in a migratory bird. Proceedings. Biological Sciences / the Royal Society. 271: 59-64. PMID 15002772 DOI: 10.1098/Rspb.2003.2569 |
0.483 |
|
| 2004 |
Weisman R, Ratcliffe L. Relative Pitch and the Song of Black-Capped Chickadees American Scientist. 92: 532. DOI: 10.1511/2004.50.948 |
0.328 |
|
| 2004 |
Mennill DJ, Ratcliffe LM. Do male black-capped chickadees eavesdrop on song contests? A multi-speaker playback experiment Behaviour. 141: 125-139. DOI: 10.1163/156853904772746637 |
0.548 |
|
| 2004 |
Christie PJ, Mennill DJ, Ratcliffe LM. Chickadee song structure is individually distinctive over long broadcast distances Behaviour. 141: 101-124. DOI: 10.1163/156853904772746628 |
0.546 |
|
| 2004 |
Mennill DJ, Ratcliffe LM. Nest cavity orientation in black-capped chickadees Poecile atricapillus: Do the acoustic properties of cavities influence sound reception in the nest and extra-pair matings? Journal of Avian Biology. 35: 477-482. DOI: 10.1111/J.0908-8857.2004.03351.X |
0.441 |
|
| 2004 |
Mennill DJ, Ramsay SM, Boag PT, Ratcliffe LM. Patterns of extrapair mating in relation to male dominance status and female nest placement in black-capped chickadees Behavioral Ecology. 15: 757-765. DOI: 10.1093/Beheco/Arh076 |
0.723 |
|
| 2004 |
Mennill DJ, Ratcliffe LM. Overlapping and matching in the song contests of black-capped chickadees Animal Behaviour. 67: 441-450. DOI: 10.1016/J.Anbehav.2003.04.010 |
0.501 |
|
| 2004 |
Christie PJ, Mennill DJ, Ratcliffe LM. Pitch shifts and song structure indicate male quality in the dawn chorus of black-capped chickadees Behavioral Ecology and Sociobiology. 55: 341-348. DOI: 10.1007/S00265-003-0711-3 |
0.569 |
|
| 2003 |
Mennill DJ, Boag PT, Ratcliffe LM. The reproductive choices of eavesdropping female black-capped chickadees, Poecile atricapillus. Die Naturwissenschaften. 90: 577-82. PMID 14676956 DOI: 10.1007/S00114-003-0479-3 |
0.719 |
|
| 2003 |
Kasumovic MM, Ratcliffe LM, Boag PT. Song structure may differ between male and female least flycatchers Wilson Bulletin. 115: 241-245. DOI: 10.1676/02-099 |
0.715 |
|
| 2003 |
Kasumovic MM, Ratcliffe LM, Boag PT. A method to improve confidence in paternity assignment in an open mating system Canadian Journal of Zoology. 81: 2073-2076. DOI: 10.1139/Z03-198 |
0.621 |
|
| 2003 |
Ramsay SM, Ratcliffe LM. Determinants of social rank in female black-capped chickadees (Poecile atricapilla) Canadian Journal of Zoology. 81: 117-121. DOI: 10.1139/z02-241 |
0.543 |
|
| 2003 |
Ramsay SM, Mennill DJ, Otter KA, Ratcliffe LM, Boag PT. Sex allocation in black-capped chickadees Poecile atricapilla Journal of Avian Biology. 34: 134-139. DOI: 10.1034/J.1600-048X.2003.03056.X |
0.712 |
|
| 2003 |
Mennill DJ, Doucet SM, Montgomerie R, Ratcliffe LM. Achromatic color variation in black-capped chickadees, Poecile atricapilla: Black and white signals of sex and rank Behavioral Ecology and Sociobiology. 53: 350-357. DOI: 10.1007/S00265-003-0581-8 |
0.699 |
|
| 2002 |
Mennill DJ, Ratcliffe LM, Boag PT. Female eavesdropping on male song contests in songbirds. Science (New York, N.Y.). 296: 873. PMID 11988564 DOI: 10.1126/Science.296.5569.873 |
0.713 |
|
| 2002 |
Otter KA, Ratcliffe L, Njegovan M, Fotheringham J. Importance of frequency and temporal song matching in black-capped chickadees: Evidence from interactive playback Ethology. 108: 181-191. DOI: 10.1046/j.1439-0310.2002.00764.x |
0.449 |
|
| 2001 |
Tarof SA, Ratcliffe LM, Boag PT. Polymorphic microsatellite loci for assigning parentage in least flycatchers (Empidonax minimus) Molecular Ecology Notes. 1: 146-148. DOI: 10.1046/j.1471-8278.2001.00054.x |
0.552 |
|
| 2000 |
Greene E, Lyon BE, Muehter VR, Ratcliffe L, Oliver SJ, Boag PT. Disruptive sexual selection for plumage coloration in a passerine bird. Nature. 407: 1000-3. PMID 11069178 DOI: 10.1038/35039500 |
0.658 |
|
| 2000 |
Tarof SA, Ratcliffe LM. Pair formation and copulation behavior in least flycatcher clusters Condor. 102: 832-837. DOI: 10.1650/0010-5422(2000)102[0832:Pfacbi]2.0.Co;2 |
0.417 |
|
| 2000 |
Ramsay SM, Otter KA, Mennill DJ, Ratcliffe LM, Boag PT. Divorce and extrapair mating in female black-capped chickadees (Parus atricapillus): Separate strategies with a common target Behavioral Ecology and Sociobiology. 49: 18-23. DOI: 10.1007/S002650000270 |
0.723 |
|
| 1999 |
Otter K, Ramsay SM, Ratcliffe L. Enhanced reproductive success of female black-capped chickadees mated to high-ranking males Auk. 116: 345-354. DOI: 10.2307/4089369 |
0.576 |
|
| 1999 |
Ramsay SM, Otter K, Ratcliffe LM. Nest-site selection by female black-capped Chickadees: Settlement based on conspecific attraction? Auk. 116: 604-617. DOI: 10.2307/4089322 |
0.536 |
|
| 1998 |
Otter K, Ratcliffe L, Michaud D, Boag PT. Do female black-capped chickadees prefer high-ranking males as extra-pair partners? Behavioral Ecology and Sociobiology. 43: 25-36. DOI: 10.1007/s002650050463 |
0.705 |
|
| 1997 |
Fotheringham JR, Martin PR, Ratcliffe L. Song transmission and auditory perception of distance in wood warblers (Parulinae) Animal Behaviour. 53: 1271-85. PMID 9236023 DOI: 10.1006/anbe.1996.0361 |
0.519 |
|
| 1997 |
Otter K, Chruszcz B, Ratcliffe L. Honest advertisement and song output during the dawn chorus of black-capped chickadees Behavioral Ecology. 8: 167-173. DOI: 10.1093/Beheco/8.2.167 |
0.567 |
|
| 1997 |
Muehter VR, Greene E, Ratcliffe L. Delayed plumage maturation in Lazuli buntings: Tests of the female mimicry and status signalling hypotheses Behavioral Ecology and Sociobiology. 41: 281-290. DOI: 10.1007/S002650050389 |
0.575 |
|
| 1996 |
Otter K, Ratcliffe L. Female initiated divorce in a monogamous songbird: Abandoning mates for males of higher quality Proceedings of the Royal Society B: Biological Sciences. 263: 351-355. DOI: 10.1098/rspb.1996.0054 |
0.585 |
|
| 1996 |
Martin PR, Fotheringham JR, Ratcliffe L, Robertson RJ. Response of American redstarts (suborder Passeri) and least flycatchers (suborder Tyranni) to heterospecific playback: The role of song in aggressive interactions and interference competition Behavioral Ecology and Sociobiology. 39: 227-235. DOI: 10.1007/s002650050285 |
0.387 |
|
| 1995 |
Seutin G, Ratcliffe LM, Boag PT. MITOCHONDRIAL DNA HOMOGENEITY IN THE PHENOTYPICALLY DIVERSE REDPOLL FINCH COMPLEX (AVES: CARDUELINAE: CARDUELIS FLAMMEA-HORNEMANNI). Evolution; International Journal of Organic Evolution. 49: 962-973. PMID 28564874 DOI: 10.1111/j.1558-5646.1995.tb02331.x |
0.58 |
|
| 1995 |
Fotheringham JR, Ratcliffe L. Song degradation and estimation of acoustic distance in Black-capped Chickadees (Parus atricapillus) Canadian Journal of Zoology. 73: 858-868. DOI: 10.1139/Z95-101 |
0.403 |
|
| 1995 |
Seutin G, Ratcliffe LM, Boag PT. Mitochondrial DNA homogeneity in the phenotypically diverse redpoll finch complex (Aves: Carduelinae: Carduelis flammea-hornemanni) Evolution. 49: 962-973. |
0.43 |
|
| 1994 |
Johnsrude IS, Weary DM, Ratcliffe LM, Weisman RG. Effect of motivational context on conspecific song discrimination by brown-headed cowbirds (Molothrus ater). Journal of Comparative Psychology (Washington, D.C. : 1983). 108: 172-8. PMID 8026169 DOI: 10.1037//0735-7036.108.2.172 |
0.438 |
|
| 1994 |
Naugler CT, Ratcliffe L. Character release in bird song: A test of the acoustic competition hypothesis using American tree sparrows Spizella arborea Journal of Avian Biology. 25: 142-148. DOI: 10.2307/3677033 |
0.445 |
|
| 1994 |
Otter K, Ratcliffe L, Boag PT. Extra-pair paternity in the black-capped chickadee Condor. 96: 218-222. DOI: 10.2307/1369083 |
0.711 |
|
| 1994 |
Weisman R, Shackleton S, Ratcliffe L, Boag P, Weary D. Sexual Preferences of Female Zebra Finches: Imprinting on Beak Colour Behaviour. 128: 15-24. DOI: 10.1163/156853994X00028 |
0.656 |
|
| 1994 |
Zanette L, Ratcliffe LM. Social rank influences conspicuous behaviour of black-capped chickadees, Parus atricapillus Animal Behaviour. 48: 119-127. DOI: 10.1006/anbe.1994.1218 |
0.403 |
|
| 1993 |
Seutin G, Boag PT, Ratcliffe LM. Morphometric Variability in Redpolls from Churchill, Manitoba The Auk. 110: 832-843. DOI: 10.2307/4088637 |
0.705 |
|
| 1993 |
Otter K, Ratcliffe L. Changes in singing behavior of male black-capped chickadees (Parus atricapillus) following mate removal Behavioral Ecology and Sociobiology. 33: 409-414. DOI: 10.1007/BF00170256 |
0.542 |
|
| 1992 |
Leonard ML, Ratcliffe L, Shackleton SA, Weisman RG. Frequency Variation in Songs of Black-Capped Chickadees (Parus atricapillus) The Auk. 109: 847-852. DOI: 10.2307/4088158 |
0.446 |
|
| 1992 |
Seutin G, Boag PT, Ratcliffe LM. Plumage variability in redpolls from Churchill, Manitoba The Auk. 109: 771-785. DOI: 10.2307/4088152 |
0.458 |
|
| 1992 |
Shackleton SA, Ratcliffe L, Weary DM. Relative Frequency Parameters and Song Recognition in Black-Capped Chickadees The Condor. 94: 782-785. DOI: 10.2307/1369266 |
0.382 |
|
| 1992 |
Naugler C, Ratcliffe L. A Field Test of the Sound Environment Hypothesis of Conspecific Song Recognition in American Tree Sparrows (Spizella Arborea) Behaviour. 123: 314-324. DOI: 10.1163/156853992X00075 |
0.411 |
|
| 1991 |
Shackleton SA, Ratcliffe L, Horn AG, Naugler CT. Song repertoires of Harris' sparrows (Zonotrichia querula) Canadian Journal of Zoology. 69: 1867-1874. DOI: 10.1139/Z91-259 |
0.383 |
|
| 1990 |
Weisman R, Ratcliffe L, Johnsrude I, Hurly TA. Absolute and Relative Pitch Production in the Song of the Black-Capped Chickadee The Condor. 92: 118-124. DOI: 10.2307/1368390 |
0.317 |
|
| 1990 |
Hurly TA, Ratcliffe L, Weisman R. Relative pitch recognition in white-throated sparrows, Zonotrichia albicollis Animal Behaviour. 40: 176-181. DOI: 10.1016/S0003-3472(05)80677-3 |
0.357 |
|
| 1989 |
Weisman R, Ratcliffe L. Absolute and relative pitch processing in black-capped chickadees, Parus atricapillus Animal Behaviour. 38: 685-692. DOI: 10.1016/S0003-3472(89)80014-4 |
0.413 |
|
| 1989 |
Seutin G, Boag PT, Ratcliffe LM. Plumage variability in North American redpolls (Aves: Carduelinae): the importance of sexual and age dimorphisms Musk Ox. 37: 116-121. |
0.498 |
|
| 1987 |
Ratcliffe LM, Boag PT. Effects of colour bands on male competition and sexual attractiveness in zebra finches (Poephila guttata) Canadian Journal of Zoology. 65: 333-338. DOI: 10.1139/z87-052 |
0.672 |
|
| 1987 |
Weisman R, Ratcliffe L. How birds identify species information in song: A pattern recognition approach Learning and Motivation. 18: 80-98. DOI: 10.1016/0023-9690(87)90024-5 |
0.3 |
|
| 1986 |
Ratcliffe L, Weisman RG. Song sequence discrimination in the black-capped chickadee (Parus atricapillus). Journal of Comparative Psychology (Washington, D.C. : 1983). 100: 361-7. PMID 3802781 DOI: 10.1037/0735-7036.100.4.361 |
0.382 |
|
| 1985 |
Ratcliffe LM, Grant PR. Species recognition in Darwin's finches (Geospiza, Gould). III. Male responses to playback of different song types, dialects and heterospecific songs Animal Behaviour. 33: 290-307. DOI: 10.1016/S0003-3472(85)80143-3 |
0.573 |
|
| 1983 |
McGregor PK, Krebs JR, Ratcliffe LM. The Reaction of Great Tits (Parus major) to Playback of Degraded and Undegraded Songs: The Effect of Familiarity with the Stimulus Song Type The Auk. 100: 898-906. DOI: 10.1093/AUK/100.4.898 |
0.337 |
|
| 1983 |
Ratcliffe LM, Grant PR. Species recognition in Darwin's finches (Geospiza, Gould). II. Geographic variation in mate preference Animal Behaviour. 31: 1154-1165. DOI: 10.1016/S0003-3472(83)80022-0 |
0.646 |
|
| 1979 |
Boag PT, Ratcliffe LM. First Record of a Blackpoll Warbler for the Galapagos The Condor. 81: 218. DOI: 10.2307/1367300 |
0.499 |
|
| Show low-probability matches. |