The U.S. Fish and Wildlife Service is removing federal protections for gray wolves in the contiguous U.S., saying the species' recovery is a success. Wildlife groups are promising to sue.

State entomologists found the nest in a tree near the Canadian border. They were led there by an Asian giant hornet to which they had attached a radio tracker. The state plans to eradicate the nest.

An Asian giant hornet fell off researchers' radar during their latest attempt to find its nest. The team is racing to exterminate the invasive species before it devastates U.S. bee populations.

Craig Foster spent a year diving — without oxygen or a wetsuit — into the frigid sea near Cape Town, South Africa. One octopus began coming out of her den to hunt or explore while Foster watched.

"We understand that lemurs are adorable animals, but Maki is a highly endangered animal that requires special care. We are asking the public for help in his return," zoo officials said on Wednesday.

A runner managed to record his terrifying six-minute encounter with a protective mama mountain lion in Utah — and escape unscathed.

The use of an immune-system stimulant harvested from shark liver oil in the development of some coronavirus vaccines has animal conservationists pressing for alternatives.

Wildlife poachers sometimes steal sea turtle eggs from their nests on Costa Rican beaches. Now scientists have a way to fight back: decoy eggs embedded with GPS trackers.

In the last four years, the rat named Magawa has helped to clear over 1.5 million square feet of land. The animal has detected dozens of land mines in Cambodia and is believed to have saved lives.

"While they are still alive and in water, there is certainly hope for them, but as time goes on, they become more fatigued and their chance of survival reduces," said a government wildlife official.

Video of the area shows large groups of pilot whales stuck on sandbars, trying fruitlessly to free themselves. An estimated 25 whales have already died.

Primatologists observed that different groups of bonobos have different dietary preferences — indicating a form of "culture" among the animals.

They're stealing laptops and causing mayhem at children's birthday parties. Authorities warn if the boars rely on people for food, it could have dangerous consequences for both animals and humans.

An experimental drug let mice spend a month in the International Space Station's near-zero gravity without losing mass. It could help people spend years in space without major health consequences.

As Lebanon reels from multiple tragedies, conservationists are pointing to one bright spot. They say a record number of endangered green sea turtles have come to nest on the country's shores.