What is smaller than the width of a dime and weighs less than half a gram? That would be the egg of an Allen’s hummingbird. This tiny bird lays tiny eggs and lives in tiny nests. We are fortunate ...

The first wild eggs of an endangered bird have been laid for the first time in almost four decades, and the Cincinnati Zoo & Botanical Garden helped to play a role!The zoo says Sihek, an endangered ...

Perhaps the most famous nest hijacker in the bird world, the common cuckoo has even given rise to the phrase “cuckooing.” A female cuckoo carefully watches her host bird, usually small songbirds like ...