Female-female pairing and sex ratios in gulls: an histological perspectiveCONOVER, M. R; HUNT, G. L. JR.The Wilson bulletin (Wilson Ornithological Society). 1984, Vol 96, Num 4, pp 619-625, issn 0043-5643Article

Changement de partenaire chez la perdrix rouge (Alectoris rufa) = Pairing change in the red-legged partridge (Alectoris rufa)PEPIN, D.Oiseau et la Revue Francaise d'Ornithologie. 1984, Vol 54, Num 4, pp 293-304, issn 0030-1531Article

Models for pair formation in bisexual populationsHADELER, K. P; WALDSTÄTTER, R; WÖRZ-BUSEKROS, A et al.Journal of mathematical biology (Print). 1988, Vol 26, Num 6, pp 635-649, issn 0303-6812Article

Pair production via crossed lasersFRIED, H. M.Laser and particle beams (Print). 2002, Vol 20, Num 2, pp 233-236, issn 0263-0346, 4 p.Conference Paper

The logistik equation revisited: the two-sex caseCASTILLO-CHAVEZ, C; WENZHANG HUANG.Mathematical biosciences. 1995, Vol 128, Num 1-2, pp 299-316, issn 0025-5564Article

Mate guarding in the mallard Anas platyrhynchosGOODBURN, S. F.Ornis Scandinavica. 1984, Vol 15, Num 4, pp 261-265, issn 0030-5693Article

Pairing behavior and pair dissolution by ring-billed gulls during the post-breeding periodFETTEROLF, P. M.The Wilson bulletin (Wilson Ornithological Society). 1984, Vol 96, Num 4, pp 711-714, issn 0043-5643Article

Pair formation in the Mongolian gerbilAGREN, G.Animal behaviour. 1984, Vol 32, Num 2, pp 528-535, issn 0003-3472Article

Pairing and reproductive success in two sympatric species of Hyalella (Crustacea, Amphipoda, Dogielinotidae) from southern BrazilCASTIGLIONI, Daniela Da Silva; BOND-BUCKUP, Georgina.Acta oecologica (Montrouge). 2008, Vol 33, Num 1, pp 49-55, issn 1146-609X, 7 p.Article

Emission of electromagnetic waves from Langmuir waves generated by electron beam instability in pair plasmasGYOBU, D; SAKAI, J.-I; EDA, M et al.Journal of the Physical Society of Japan. 1999, Vol 68, Num 2, pp 471-477, issn 0031-9015Article

Lower bounds for the stable marriage problem and its variantsNG, C; HIRSCHBERG, D. S.SIAM journal on computing (Print). 1990, Vol 19, Num 1, pp 71-77, issn 0097-5397, 7 p.Article

A note on pair-formation functionsSCHMITZ, S.-F. H; CASTILLO-CHAVEZ, C.Mathematical and computer modelling. 2000, Vol 31, Num 4-5, pp 83-91, issn 0895-7177Conference Paper

Beam stability in strongly magnetized pair plasmas. Part 1ROWE, G. W; ROWE, E. T.Journal of plasma physics. 1999, Vol 62, pp 425-439, issn 0022-3778, 4Article

REPRODUCTION EN CAPTIVITÉ DE L'AIGLE DE BONELLI Aquila fasciata L'ATTACHEMENT ENTRE PARTENAIRES = Breeding in captivity by the Bonelli's Eagle Aquila fasciata with special emphasis on mate attachmentPACTEAU, Christian.Alauda (Dijon). 2014, Vol 82, Num 2, pp 91-104, issn 0002-4619, 14 p.Article

Beam stability in strongly magnetized pair plasmas. Part 2ROWE, G. W; ROWE, E. T.Journal of plasma physics. 1999, Vol 62, pp 441-448, issn 0022-3778, 4Article

One Norwegian territory of the Marsh Tit Parus palustris during 35 yearsHAFTORN, S.Ibis (London. 1859). 1997, Vol 139, Num 2, pp 379-381, issn 0019-1019Article

Pair-bond dissolution in MallardsLOSITO, M. P; BALDASSARRE, G. A.The Auk. 1996, Vol 113, Num 3, pp 692-695, issn 0004-8038Article

Nesting behavior in a flock of chilean flamingosSTEVENS, E. F; BEAUMONT, J. H; CUSSON, E. W et al.Zoo biology. 1992, Vol 11, Num 3, pp 209-214, issn 0733-3188Article

La fidélité au partenaire et au nid chez le Pétrel de Bulwer Bulweria bulwerii de l'île Selvagem Grande (30°09'N, 15°52'W) = The faithfulness to mate and nest site of the Bulwer's Petrel Bulweria bulwerii of Selvagem Grande Island (30°09'N,15°52'W)MOUGIN, J.-L.Oiseau et la Revue Francaise d'Ornithologie. 1990, Vol 60, Num 3, pp 224-232, issn 0030-1531, 9 p.Article

Observations on the behaviour of the scarlet ibis, Eudocimus ruber, in Artis zoo, AmsterdamSPIL, R. E; VAN WALSTIJN, M. W; ALBRECHT, H et al.Bijdragen tot de dierkunde. 1985, Vol 55, Num 2, pp 219-232, issn 0067-8546Article

Revision of the bush katydid genus Montezumina (Orthoptera, Tettigoniidae, Phaneropterinae)MICKLE, D. A.1984, Vol 110, Num 4, pp 553-622Article

Experimental evidence that female-female pairs in gulls result from a shortage of breeding malesCONOVER, M. R; HUNT, G. L. JR.The condor (Los Angeles, CA). 1984, Vol 86, Num 4, pp 472-476, issn 0010-5422Article

Experimental seed production in Etroplus suratensis by induced pair formation and breeding through environmental manipulationSAMARAKOON, J. I.Aquaculture (Amsterdam). 1985, Vol 46, Num 4, pp 323-332, issn 0044-8486Article

Dominance in wintering waterfowl (Anatini): effects on distribution of sexesHEPP, G. R; HAIR, J. D.The condor (Los Angeles, CA). 1984, Vol 86, Num 3, pp 251-257, issn 0010-5422Article

Pairing strategies and mate choice in female robins Erithacus rubeculaHARPER, D. G. C.Animal behaviour. 1985, Vol 33, Num 3, pp 862-875, issn 0003-3472Article