Natural selection and the communal rearing of pups in African wild dogs (Lycaon pictus) J. R. MalcolmKen Marten OriginalPaper Pages: 1 - 13
Feeding enhancement by social attraction in the Sandwich Tern Michael GochfeldJoanna Burger OriginalPaper Pages: 15 - 17
Foraging tactics of two guilds of web-spinning spiders Anthony C. Janetos OriginalPaper Pages: 19 - 27
Long-range communication of species identity by song in the Red-winged Blackbird Eliot A. Brenowitz OriginalPaper Pages: 29 - 38
Optimality of parental investment: The influence of nursing on reproductive success of mother and female young house mice Stefan Fuchs OriginalPaper Pages: 39 - 51
Carnivore home-range size, metabolic needs and ecology John L. GittlemanPaul H. Harvey OriginalPaper Pages: 57 - 63
Cooperative breeding by the Galápagos mockingbird, Nesomimus parvulus Margaret F. KinnairdPeter R. Grant OriginalPaper Pages: 65 - 73