Same-sex behavior is widespread in primates and may help strengthen social bonds and improve survival under challenging ...

From lemurs to apes, spiders, fish and a variety of birds, gay behaviour is the norm for most animals, research has found. Scientists studied homosexual acts in more than 1,500 species and concluded ...

A new study shows there is a high cost of parenthood, quantifying the 10% “longevity tax” on reproduction. Consequently, mammals that have fewer or no offspring tend to live longer. But why does ...

Sealed surfaces, artificial light and constant noise: What is part of everyday life for humans poses major challenges for ...

Animal species employ chemical communication as a vital means of exchanging information about identity, reproductive status, and environmental conditions. Olfactory cues, derived from glandular ...

City environments subject animals to noise, light, crowding, and fragmented habitats that subtly but powerfully reshape how they communicate.

Cities profoundly shape how animals interact with one another. A new comprehensive review by researchers at Bielefeld ...