Professional tennis players who take time off from competition for a fertility procedure such as egg or embryo freezing ...

Some snakes are viviparous because it offers key survival advantages, especially in colder or unpredictable environments. By ...

When my hognose snake became egg-bound, it turned into a critical, life-threatening emergency requiring fast action and expert care. This video documents the signs, steps taken to save her, and what ...

It was a one-bird feeding frenzy. A gray catbird with a stubby tail fed, then did a jazz riff. Then it meowed like a cat before eating more. Why did ...

Invasive tegu lizard spotted by hikers in San Jose's Joseph D. Grant County Park; authorities are working to safely capture it.

Researchers show maternal iron levels can override genetic sex determination in mice.

Bearded dragons, native to Australia, possess unique traits like climbing skills and color-changing abilities. They ...

2,000 National Guard troops will be sent to L.A. amid clashes over immigration raids Mystery of America's 'Lost Colony' may finally be solved after 440 years, archaeologists say Egg recall map shows ...

Parks Department staff in Santa Clara County are on the lookout for a member of a large invasive lizard species that was ...

A swollen snake needed help — and fast. Photos posted online showed the snake arrived at a Virginia animal hospital with a ...