The Tulsa Zoo announced Tuesday that more than 200 Asian giant toads have successfully hatched at the facility, marking a ...

Scientists have recorded same-sex behavior across many animal groups, including mammals, birds, and reptiles. Still, the meaning of that behavior depends on the species and the context. Behavior that ...

Animals may not celebrate Valentine’s Day, but courtship rituals, pair bonding and fierce competition shape love in the wild.

Neutering dogs is still often seen as a quick fix for unwanted behavior, health care, or animal welfare. But recent studies show: Sex hormones control much more than just reproduction–they influence ...

In the modern world, the human body is besieged by a silent category of chemicals that interfere with one of its most ...

Both the UK and US Governments have pledged to end research using animals, but is such a goal realistic? And how might it change medical research? Talha Burki reports.

Scientists Found a Creature That Can Reproduce Under Stress ...

Humans are spending more time in outer space than ever, and we're bringing our gonads with us. But scientists are concerned ...

The Smithsonian’s National Zoo and Conservation Biology Institute (NZCBI) in Washington, D.C., welcomed a bouncing 308-pound ...

The global autogenous vaccines market is growing steadily, valued at around US$ 312.4 million in 2026 and projected to reach ...

In cattle, this gene and the hormone it produces regulates metabolism, fat deposition, and affects reproduction.

The Smithsonian’s National Zoo and Conservation Biology Institute (NZCBI) in Washington, D.C., welcomed a bouncing 308-pound ...