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 ...

Desert birds lay larger eggs when they have more helpers to feed their chicks, new research shows. White-browed sparrow weavers live in family groups in which only a dominant pair breeds and their ...

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 ...

Black birds with a greenish sheen and brown heads sometimes visit my yard during spring migration. These are male brown-headed cowbirds, and they often arrive in mixed flocks of red-winged blackbirds ...

Eggs are a delicious food that most people enjoy. Contrary to what was taught for many years, they are also very healthy. Of ...

Over the last two months, the virus was detected on nearly 50 commercial poultry farms, leading to the mass culling of 7.3 ...