European cuckoos lay very different eggs depending on the host species. Genetic analyses have revealed how this adaptation is ...

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 ...

Of all the vertebrates on Earth—that is, animals with backbones—birds are the only ones that lay colorful eggs. Scientists are still unsure why, but new research brings us a step closer to finding out ...

Across the suburbs, it’s the time of year when Canada geese start putting down temporary roots in unlikely places. The birds have been spotted setting up nests and laying eggs in parking lots, on ...

Birds lay their eggs carefully in their nests away from human life. Many people have seen that the birds have abandoned their ...

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 ...

SOUTH BEND — The peregrine falcon nest atop the downtown County-City Building bears two brown eggs that could hatch in the next month. As viewers can see through a live in-nest camera, they are being ...