Spring is here and that means a new crop of baby birds will soon be hatching. But much to the surprise of many nature-lovers, great horned owls get their start in the middle of winter. News 8’s ...

Newly hatched birds might seem like delicate, feeble creatures, but some chicks burst out of their eggshells ready to brawl. These little fighters exercise in their eggs before hatching to build ...

Basically, smaller birds lay smaller eggs, bigger birds bigger eggs. Eggs of precocial birds, those up and running minutes after hatching (ducks, game birds, shorebirds), tend to be larger than ...

In these ways, the birds ditched only 2 percent of eggs they’d laid themselves–mostly those with cracks–but a third of the eggs from cheating neighbors. “They do recognize parasitic eggs ...

This year, however, a same-sex pair had an egg to sit on. While two male birds hatching an egg together is notably rare, it has happened a handful of times at other zoos.

If two eggs hatch, the larger chick pushes the smaller from the nest, resulting in its death. Here, the larger sibling is 6 days old; the smaller one is 1 day old. Dave Anderson hide caption ...

Birds are a surviving branch of the dinosaurs, so we know that they already had reptilian eggs when they started the evolutionary journey that has led to the 10,000 species of small, feathered ...

Spring is here and that means a new crop of baby birds will soon be hatching. But much to the surprise of many nature-lovers, great horned owls get their start in the middle of winter. News 8’s ...