Gus, the Young Emperor Penguin Who Made a Surprise Appearance in Australia, Is Now Heading Home
Wildlife caretakers released the bird into the Southern Ocean after he'd put on some weight and regained his strength
Dedicated Scientists and Birdwatchers Tracked Down These Five ‘Lost’ Birds
A worldwide search party is using 21st-century tools to uncover long-unseen species, one of which hadn't been found since the 19th century
The Hero Who Convinced His Fellow Ornithologists of the Obvious: Stop Shooting Rare Birds and Watch Them Instead
Too late to save the ivory-billed woodpecker, Arthur Allen changed science forever with his seemingly simple idea
How the Arrival of an Endangered Bird Indicates What’s Possible for the L.A. River
Could the waterway that the city was built around make a comeback?
Surfer Spots an Emperor Penguin on a Beach in Australia, Thousands of Miles From Its Antarctic Home
It's not clear how the juvenile male ended up so far north, but experts suggest he was motivated by his appetite
See New Images of Pesto, Australia's Enormous Baby Penguin, in His 'Awkward Phase,' Molting His Downy Feathers
The viral king penguin chick at Sea Life Melbourne Aquarium is beginning to lose his youthful down, a process that will give him his distinctive and waterproof adult plumage
Rare 'Terror Bird' Fossil Found in Colombia Reveals the Enormous Size of a Prehistoric Predator
The bone, described two decades after its discovery, suggests the species might have grown up to 20 percent bigger than other terror birds
A Simple Chemical Shift Explains Why Parrots Are So Colorful, Study Suggests
Unlike other birds, which get pigments from their diets, parrots produce their own—but scientists never fully understood the underlying mechanisms, until now
The 'Super Bowl of Wildlife Art' Is All About Ducks, and It Has Protected America's Wetlands for 90 Years
Introduced in 1934, the federal duck stamp contest has raised more than $1.2 billion and protected at least 6.5 million acres across the nation. Now, an art exhibition at Connecticut’s Bruce Museum honors the competition’s history
From Prolonging Wallaby Pregnancies to Disorienting Hatchling Turtles, 11 Ways Artificial Lights Affect Animals
From the busy cities to ocean waters, our need to illuminate the world has had some strange and tragic consequences