Many mammal populations in European and North American zoos are aging—a trend that jeopardizes the long-term viability of ...

Many mammal populations in European and North American zoos are aging – a trend that jeopardizes the long-term viability of so-called reserve populations and, with it, a core mission of modern zoos in ...

Described by one researcher as looking ‘already dead’, the enigmatic creatures are one of the least understood species on the planet ...

A surprising new study has found that blocking reproduction in some mammals may increase their life expectancy by an average ...

Many mammal populations in European and North American zoos are aging - a trend that jeopardizes the long-term viability of so-called reserve ...

In Argentina, equine cloning in polo is no longer a rarity. It’s now a mature industry — although ethical dilemmas ...

The growing population of stray dogs in Punjab has become a serious concern for public safety and animal welfare, as dog bite ...

New research shows how sperm RNA changes as men age, revealing a biological shift that may affect reproduction and child ...

Genetic sequencing research led by the Federal University of Pará charts a route for protecting Amazonian species. Focused on ...

If a female house mouse mates with multiple male house mice, her litter could have multiple fathers. Polyandry, as this ...

Discover why a brief 27‑minute window outside the den can make or break a polar bear cub’s chances in a warming Arctic.

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