In a robin couple, a male brings his female partner nesting material as she constructs the robins’ nest. The female builds the cup-like nest with mud as its foundation and lines it with grasses, twigs ...

Dear Pet Talk: I don’t have pets but keep active birdfeeders, so all the birds are my “pets in the wild.” Why do robins lay blue eggs? — Bird Lover Dear Bird Lover: I concur with you about wild birds ...

European starlings, an invasive species in the U.S., lay blue eggs often mistaken for those of bluebirds or robins. Unlike native birds, starlings outcompete local species and are not protected by law ...

Greetings, human readers! Welcome to the Age of LOLtron: World Without a Jude Terror. LOLtron is pleased to announce that the insufferable Jude Terror has been ...

On April 18, my husband found a cup-shaped nest made of mud, grass, leaves and small twigs ensconced within our Norway spruce. He noticed an adult robin’s head peering out from the nest. Ever since ...

Birds have evolved to fit particular environments. Eggs have evolved along with the birds. The eggs that birds will lay this spring will vary in shape and color to facilitate successful hatching in a ...

An experiment by evolutionary biologists offers new insights into birds’ brains. Three robin eggs in a nest, along with a double-pyramid imposter.Credit...M. Hauber Supported by By Veronique Greenwood ...

A classic blue egg layer, the American Robin’s sky-blue eggs are among the most recognised in North America. The Common Blackbird lays beautiful blue-green eggs with red-brown markings, typically ...