"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 ...

Who knew that eggs could be so beautiful?

The patriotic pair have already laid two eggs this month ...

The number of eggs a bird lays — its clutch size — varies greatly among species. You might think every species should simply lay lots of eggs because that would increase the odds of more young birds ...

Q. I saw a photo of different kinds of bird eggs and noted not only the obvious, that smaller birds lay smaller eggs, but also that some bird eggs are elongate, whereas others are more rounded. What ...

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 ...

Birds are full of life and energy. They sing, play and bring joy to homes. But sometimes, a bird may face a very serious health problem that many owners do not notice. This problem is called egg ...

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 ...