Climate change has a wide range of effects on wildlife. It affects seasonal migration, reproduction times, body size and mass ...

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 ...

The improvements in animal care that have led to the aging population problem are laudable, but must now be accompanied by ...

Epaulette sharks can reproduce without any measurable increase in energy use, stunning researchers who expected egg-laying to ...

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 ...

A large international study reveals that mammals tend to live longer when reproduction is suppressed. On average, lifespan ...

New research reveals walking sharks reproduction involves no extra energy use, challenging long-held beliefs about marine ...

Meet the walking shark, a species of shark that can walk on land, survive low oxygen environments, and reproduce without ...

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