The sudden mysterious death of a much-loved swan is under investigation at the University of Nevada, Reno (UNR), and social ...

Swans are monogamous and the two have mated with each other for years, but without a partner at the start of the season it looked like Charlotte would have to choose another mate. In true ...

Advances in genetics in recent years has revealed that many apparently exclusive pairs in fact sometimes mate with individuals other than their partner, but social monogamy is widespread.

Among the loyal geese and swans, about 5 percent of pairs split up between seasons, while among passerines such as Eurasian blue tits (Cyanistes caeruleus), nearly 50 percent of pairs split per year ...

The Anatidae are the biological family of birds that includes ducks, geese and swans. The family has a ... They are generally herbivorous, and are monogamous breeders. A number of species ...