Animal rights advocates want to know why the National Institutes of Health quietly approved millions in new funding for ...

PORT ANGELES, Wash. — A mountain lion can sprint up to 50 mph, leap more than 20 feet in the air from a standstill and kill ...

Saving a dog from a hot car is a brave act. Would you say the same about freeing chickens from a factory farm?

But a new published case suggests that death may be averted if infected cats are treated early with antiviral medications, ...

Every ounce of courage and teamwork went into saving her.

Many of New Zealand's unique birds are heading toward extinction. So the country is taking on an ambitious conservation ...

WASHINGTON: A self-described science nerd is the latest American to get an experimental pig kidney transplant, at a crucial point in the quest to prove if ...

New Zealand's unique birds are at risk of extinction, like the kiwi. So the country is trying to eradicate the invasive ...

New Zealand is planning to eradicate millions of invasive animals that prey on the country's rare birds. The goal may not be ...

In polar bears, dolphins, baboons and more, molecular signatures of aging are changing how conservationists assess population ...

I can’t thank you enough for Natalie Ahwesh’s “Don’t experiment on animals, save human lives” (May 15). Study after study have shown that results obtained from animal models fail to translate well to ...