The passenger pigeon was once the most numerous bird in the world, but in just half a century, it had gone extinct.

South Africa scientists claim they have carried out the revival of an extinct zebra-like mammal known as the quagga.

It’s heartbreaking that a species that outlived the dinosaurs now faces extinction at human hands,” said Melissa Cancino, ...

Petrick does not know what the object was, but he said he knows what it wasn’t. It was not a bird or a butterfly, he said. It was not an airplane, helicopter or zeppelin. “I don’t know what ...

In a series of near-comical and fascinating studies, scientists have uncovered a strange behavior exhibited by octopuses: they have been observed punching fish, possibly out of sheer spite. This ...

FREE TO READ] Species resurrection is nearing reality — it may also be distracting us from saving animals on the brink ...

A popular legend says that Benjamin Franklin advocated for the turkey to be the national bird instead of the bald eagle. This is not the whole story, according to the Franklin Institute.

I've been there and done that." Bob Riha, Jr./Getty "These birds have no other option other than to live in a cage, die in a cage," Fleiss says. "Once I realized this problem existed, I couldn't ...

Declared extinct in 1898, the South Island takahe, a vibrant blue-green bird, was rediscovered in New Zealand's Murchison Mountains decades later, thanks to intriguing footprints and calls.

The most critically endangered forest birds continued to experience declines. Kauaʻi’s ʻakikiki is now considered functionally extinct in the ... The partnership Birds, Not Mosquitoes released ...