Researchers have documented the births of nearly two dozen North Atlantic right whale calves this season. It’s an encouraging ...

Does a cuckoo know it's a cuckoo? The answer is more difficult than you might think, explains Richard Pallardy ...

WorldAnimalFoundation.org is reader-supported. When you buy through links on our site, we may earn an affiliate commission. Learn More Parenting demands a lot of time, energy, and patience. Imagine if ...

Say 'cuckoo' and a finch-sized bird popping out of a wooden clock every hour probably comes to mind. But, at between 58 and 65 cm tall, with a piercing stare, channel-billed cuckoos are the world's ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. A Galápagos bird species is stunning behaviorists with their ...

When a bird rarely seen on this continent showed up in Riverhead last month, the reaction was, as might be expected, a little cuckoo. Native to Eurasia, the bird is anything but common here: It ...

PORTSMOUTH — Tori Tucker is presently the envy of all her birdwatching friends. The Seacoast resident took a stroll Nov. 21 through South Cemetery, where she spotted a bird that didn’t appear local to ...

A bird sighting on New York's Long Island has avian enthusiasts flocking to the region in hopes of spotting a feathered friend that has never been seen before in the state. The common cuckoo is ...

It’s a birdie he won’t ever forget. Bird lovers are flocking to a Long Island golf course to see the biggest star to hit the links here since the Ryder Cup — after a golfer spotted a rare cuckoo bird, ...

European cuckoos lay very different eggs depending on the host species. Genetic analyses have revealed how this adaptation is inherited without leading to speciation. Bright blue, white, greenish, ...