Birds

Raven populations have shot up 300 percent in the last 40 years in the American West, and a new study suggests power poles and other human structures are to blame.

We thought it might have something to do with defending their nests against brood parasitism, a behaviour where other birds to raise your babies.

Despite the bad press, wind turbines are less of a threat to birds than traditional energy production and distribution.

The tailorbird was found in Cambodia's capital city of Phnom Penh.

Watch the film, then meet its star on your way home.

A new picture of Archaeopteryx emerges.

Large fruit-eating birds are becoming locally extinct in areas of Brazil.

A scheme to save the marbled murrelet includes vomit-inducing eggs.

Biologists hope marbled murrelet numbers will rise if Steller's jays vomit when they eat dummy eggs.

Scientists re-examined the idea that modern bird behavior can be used to predict behaviors of dinosaurs.

Rare fossil with its feathers intact found in Wyoming.

How are elk putting songbirds at risk?

When female blue tits make nests fancy, their mates are more active parents.

Swallows live with humans to avoid cuckoos, but lose knack for identifying imposter eggs.

A new strain of bird flu in China has so far sickened eleven people, including four who died.

Emperor penguins gain body heat using convection from the surrounding air.

Birds and other monogamous animals may continue to make showy mating displays after pairing up because it increases their children's survival.

Cornell bird lab hopes video will galvanize efforts to protect critically endangered Spoon-billed sandpiper.