The endangered kakapo is a flightless bird native to New Zealand. Its population is growing, but its parasites have dwindled.

A butterfly that went extinct decades ago after the destruction of its Bay Area habitat is now the driving force behind its ...

With it's widely varied landscapes, Arizona is home to so many cool creatures. These are 10 of the most unique animals. Have you seen them all?

Mirasaura grauvogeli had a featherlike crest and a tail like a monkey. “It's been a long time since I've been so blown away ...

Passenger pigeons once darkened the sky, now they're just a footnote. These are the birds I never had the chance to see.

In one of the top Arctic birding destinations in the world, environmental and health challenges are threatening some of the ...

North Dakota biologists counted zero male sage grouse during their spring survey, which looked at the only two active leks ...

The big-man-on-campus for the birds of Kaua’i was the Nēnē, a unique goose that resembled a Canada honker but with a build to ...

New Jersey, known for its diverse ecosystems ranging from coastal marshes to dense forests, was once home to a variety of wildlife that no longer roams its ...

While supporting conservation research in Mexico’s Sierra Madre Occidental with teams from the U.S.-based Columbia University ...

Colossal Biosciences plans to revive the extinct giant moa using DNA edits, sparking debate over de-extinction ethics and the ecological role of GMO animals.