A lot of us will change our wardrobe to fit into a crowd, and the brood parasite known as the cuckoo has used evolution to do the same thing. Because cuckoos lay their eggs in the nest of a host bird, ...

There is an azure blue egg hidden in a hanging basket of ferns on our front porch. It belongs to a female house finch that just about caromed off my forehead last week when I tipped a watering can ...

Brood parasites are some of the bird kingdom’s most notorious sneaks. They don’t rear their own young but instead pawn the task of child care off onto other species without their knowledge. Instead of ...

Parenting can be lots of work for a bird: all that flying back and forth transporting grubs and insects to a nest of demanding young. But some birds manage to forgo caring for their chicks — while ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Common cuckoos aren’t known for being model parents. Rather than ...

The reproductive behavior of the Common Cuckoo is reflected in the word "cuckold." This derogatory term, so common in Shakespeare's writings, refers to a man whose wife has been unfaithful, leading to ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. The label “parasite” might bring to mind images of hookworms ...

Easter eggs are wonderfully colorful and sometimes full of chocolate. While it remains an absolute mystery of nature how and why a rabbit lays and delivers these piebald, tasty eggs to children on ...

The Fish and Wildlife Service said the Suckley’s cuckoo bumblebee has not been observed in the U.S. since 2016. The Fish and Wildlife Service proposed extending Endangered Species Act protections ...