Increase of parental effort with brood size in a nidifugous birdSCHINDLER, M; LAMPRECHT, J.The Auk. 1987, Vol 104, Num 4, pp 688-693, issn 0004-8038Article

Clutch defence in great tit (Parus major) pairs and the concorde fallacyWINDT, W; CURIO, E.Ethology. 1986, Vol 72, Num 3, pp 236-242, issn 0179-1613Article

Replacement-clutching and annual nesting of California condorsSNYDER, N. F. R; HAMBER, J. A.The condor (Los Angeles, CA). 1985, Vol 87, Num 3, pp 374-378, issn 0010-5422Article

Clutch size, daylength, and seasonality of resources: comments on Ashmole's hypothesisHUSSELL, D. J. T.The Auk. 1985, Vol 102, Num 3, pp 632-634, issn 0004-8038Article

Annual variation in clutch size and frequency for loggerhead turtles, Caretta caretta, nesting at little Cumberland Island, Georgia, USAFRAZER, N. B; RICHARDSON, J. I.Herpetologica. 1985, Vol 41, Num 3, pp 246-251, issn 0018-0831Article

Energy content of eggs and bodies and the measurement of relative clutch mass in the lizard Agama Stellio stellioLOUMBOURDIS, N. S.Israel Journal of Zoology. 1984, Vol 33, Num 3, pp 85-89, issn 0021-2210Article

Laying dates and clutch size in the great titPERRINS, C. M; MCCLEERY, R. H.The Wilson bulletin (Wilson Ornithological Society). 1989, Vol 101, Num 2, pp 236-253, issn 0043-5643Article

Multiple paternity in a wild population of mallardsEVARTS, S; WILLIAMS, C. J.The Auk. 1987, Vol 104, Num 4, pp 597-602, issn 0004-8038Article

The effect of enlarged brood size on the future reproductive potential of the rookROSKAFT, E.Journal of animal ecology. 1985, Vol 54, Num 1, pp 255-260, issn 0021-8790Article

Insurance offspring and the evolution of avian clutch sizeFORBES, L. S.Journal of theoretical biology. 1990, Vol 147, Num 3, pp 345-359, issn 0022-5193Article

A test of optimality: egg recognition in the eastern phoebeROTHSTEIN, S. I.Animal behaviour. 1986, Vol 34, Num 4, pp 1109-1119, issn 0003-3472Article

On the analysis of life-history traits of North American game birdsDUNCAN, D. C.Canadian journal of zoology. 1988, Vol 66, Num 8, pp 1904-1905, issn 0008-4301Article

What limits mourning Doves to a clutch of two eggs?WESTMORELAND, D; BEST, L. B.The condor (Los Angeles, CA). 1987, Vol 89, Num 3, pp 486-493, issn 0010-5422Article

Intraclutch egg-size variation in birds: physiological responses of individuals to fluctuations in environmental conditionsJARVINEN, A; YLIMAUNU, J.The Auk. 1986, Vol 103, Num 1, pp 235-237, issn 0004-8038Article

Repeatability of clutch size in Willow Grouse Lagopus lagopusMYRBERGET, S.Ornis Scandinavica. 1989, Vol 20, Num 1, pp 74-76, issn 0030-5693Article

Inter- and intraspecific relationships between egg size and clutch size in waterfowlROHWER, F. C.The Auk. 1988, Vol 105, Num 1, pp 161-176, issn 0004-8038Article

Clutch size of passerines in harsh environmentsJASRVINEN, A.Oikos. 1986, Vol 46, Num 3, pp 365-371, issn 0030-1299Article

Models for clutch size and sex ratio with sibling interactionGODFRAY, H. C. J.Theoretical population biology (Print). 1986, Vol 30, Num 2, pp 215-231, issn 0040-5809Article

L'Anser albifrons dans la moyenne AnadyrKRECHMAR, A. V.Zoologičeskij žurnal. 1986, Vol 65, Num 4, pp 560-570, issn 0044-5134Article

Postovulatory follicles as a measure of clutch size and brood parasitism in European StarlingDALE KENNEDY, E; STOUFFER, P. C; POWER, H. W et al.The condor (Los Angeles, CA). 1989, Vol 91, Num 2, pp 471-473, issn 0010-5422Article

Reproductive trade-off between first and second clutches in the great tit Parus major: an experimental studyLINDEN, M.Oikos. 1988, Vol 51, Num 3, pp 285-290, issn 0030-1299Article

Brood size adjustment in birds; economical tracking in a temporally varying environmentTEMME, D. H; CHARNOV, E. L.Journal of theoretical biology. 1987, Vol 126, Num 2, pp 137-147, issn 0022-5193Article

Post-fledging survival of spanowhawks. Accipiter nisus in relation to mass, brood size and brood composition at fledgingNEWTON, I; MOSS, D.Ibis (London. 1859). 1986, Vol 128, Num 1, pp 73-80, issn 0019-1019Article

The breeding success of the Indian Cattle Egret Ardeola ibis in eastern AustraliaMCKILLIGAN, N. G.Ibis (London. 1859). 1985, Vol 127, Num 4, pp 530-536, issn 0019-1019Article

The timing of breeding and clutch size of blue tits (Parus caeruleus) in a evergreen holm oak habitat in southern SpainISENMANN, P; ALES, E; MORENO, O et al.Revue d'écologie. 1990, Vol 45, Num 2, pp 177-181, issn 0249-7395Article