Both birds and reptiles lay eggs to protect their young, but despite the basic similarities, the differences between their ...

Do Birds Only Lay Eggs in Spring? Female cardinal feeding babies in the nest. Bird nesting happens in spring. That's common knowledge, right? Actually, it's not always the case. Even though we ...

Female brown-headed cowbirds lay eggs in other birds' nests. Find out what you should do if you see cowbird eggs.

CHICAGO — It’s springtime, and the birds are chirping as they begin to build their nests. Researchers say the hands-on clock is turning back, though it happens like clockwork each year. Many species ...

Egg-collecting enthusiasts in the late 1880s knew the hobby was crucial for understanding the natural world, but likely never imagined that their research would help scientists more than 100 years ...

"It's hard not to feel like a proud parent seeing them out there thriving and making history," London Zoo bird keeper Charlotte James said Jonny Shepherd/TNC-ZSL; TNC-ZSL The once-extinct Sihek bird ...

Standing up to 3 metres tall and weighing hundreds of kilograms, Madagascar’s elephant bird was among the largest birds to ...

A once-extinct bird is laying eggs in the wild for the first time in nearly 40 years. Sihek, a now-endangered bird returned to the wild in 2024, has laid wild eggs in its new home in Hawaii, according ...