Endangered Species

"This has had catastrophic ramifications on the right whale population, this number of whales being killed when we only know of three calves being born this year."

This provides a means of sexing them.

Higher temperatures reduce hunting activity, as well as the number of pups being born and surviving each year.  

While not illegal, surfing a whale shark is 'inherently dangerous' and harassment toward the docile beasts.

Donald Trump may be cutting funding to the environmental sciences, but one near-endangered butterfly is thriving.

There are believed to be fewer than 40 of the tiny vaquita porpoises left in the wild.

With around 30 of its species surviving, the vaquita porpoise is the world's rarest marina mammal.

Poaching blamed for disappearance of species in Rwanda, where the last confirmed sighting of a black rhino was in 2007.

Activists say overfishing will have devastating consequences for the species.

There is no one definition of 'recovery,' allowing critics to argue the Endangered Species Act isn't working well enough.

Environmentalists worry about Trump's impact on Earth's flora and fauna.

200,000 antelopes died within days in May 2015.

Agriculture has made major impact on animals, birds, fish and plants in last 40 years.

The female calf was born at an Indonesian jungle sanctuary.

But researchers have also found more than 2,000 new species in the last year.

The U.S. Fish and Wildlife Service has proposed taking the bears off the list of threatened animals.

There are fewer than 400 Bawean warty pigs left alive.

Killing off invaders like rats, cats and feral pigs can lead to the recovery of endangered species living on island archipelagos.

Sumatran orangutans remain critically endangered, but their numbers are higher than thought.

The snakes have endured the "greatest modern decline of any native reptile."

Protection measures have been working for Southeast Asian tigers.

In the Rio Grande Valley, the barrier erected to keep out illegal immigrants is imperiling rare and endangered animal species.

The horrid ground weaver is found in only three locations.

The algorithm will save researchers countless hours spent trawling through photos of right whales.

The critically endangered Burmese Star Tortoises have been safely reported to a Myanmar sanctuary.

Nola, a 42-year-old female living at the San Diego Zoo, died after ongoing health complications.

The good news: Their populations are growing in four southern African countries.

The ranks of the small porpoise are thinning due to illegal fishing practices in the Gulf of California.

It's the first biofluorescent reptile found to date.

The decision marks a temporary end to a bitter dispute.