Simple Summary Buffalo is a domesticated large ruminant that can be raised for beef, dairy,
and work. In some systems, these animals can be raised with a dual purpose (beef and …

Although cooperation represents a long-standing evolutionary puzzle, field studies on social
carnivores have contributed greatly to our understanding of the selective forces favoring …

Studies of eusocial invertebrates regard complex societies as those where there is a clear
division of labour and extensive cooperation between breeders and helpers. In contrast …

How can the stunning diversity of social systems and behaviours seen in nature be
explained? Drawing on social evolution theory, experimental evidence and studies …

Identifying how dominance within and between the sexes is established is pivotal to
understanding sexual selection and sexual conflict. In many species, members of one sex …

We provide a conceptual primer for sexual selection and confiict, mating systems, and socio-
sexual behaviors and patterns among animals, largely with mammalian and cetacean …

Among mammals, bats exhibit extreme variation in sociality, with some species living largely
solitary lives while others form colonies of more than a million individuals. Some tropical …

A fascinating look at the diverse reproductive strategies of numerous female mammals, from
hyenas to goats, kangaroos to whales. Newborn mammals can weigh as little as a dime or …

Simple Summary Allonursing and allosuckling are behaviors displayed by some females,
characterized by nursing and feeding non-filial offspring. Although both are costly behaviors …

Bonding between mothers and their young is fundamental to mammalian reproductive
behaviour and individual fitness. In social systems where the risk of confusing filial and non …