In higher animals, the brain is like a Lamborghini — amazing engineering, but expensive to run. In a human, the brain uses about 10 times more energy than other organs. A bird's system is exquisitely attuned to this expense. Several species, including Black-capped Chickadees, have adapted in a

May is the prime month across much of North America to celebrate the return of migratory birds from the tropics. Of all those coming back, it is the warblers that many birders eagerly await. And of the more than 50 species that brighten our spring, many gleam like precious stones. From the sky-blue

Does staying cooped up inside with your kids sometimes drive you up the wall? Take comfort in the bird that does it year after year — the hornbill. Each breeding season, a female hornbill plasters herself into her nest cavity, leaving only a thin slot for ventilation and food. She stays there for

The peace of the vast Guyanan jungle is abruptly broken with the dawn chorus of male Capuchinbirds, one of the most bizarre birds in South America. The singing male bows forward, then suddenly stretches to his full length, raising a monk-like cowl of feathers around his naked blue-gray head. The

The fluting song of the Wood Thrush is an ethereal sound of summer in North America. During the breeding season, these robin-sized songsters serenade deciduous forests of the eastern U.S. and Canada. Each fall, they migrate to rainforests from southern Mexico to Panama where they call to each other

Dr. Clinton Francis is a sensory ecologist who studies how noise pollution affects birds, like the Black-headed Grosbeak. On the Bring Birds Back podcast, Clinton explains how sounds produced by human infrastructure can disrupt bird behavior. Although birds rely on hearing to sense predators and

There may be no busier bird during the nesting season than a male House Wren. Just a day or so after completing his spring migration from the tropics, the male House Wren claims a territory and checks out several potential nest cavities. And in each of these locations, he builds a starter nest using

In this season 8 finale, Dr. Deja Perkins chats with Marvel writer, Emmy-award winning host, and famed author and birder, Christian Cooper! In this hilariously entertaining and highly-educating talk about the latest birding boom in Hollywood, Christian shares so many gems. Like his most favorite and

eBird, una herramienta en línea para registrar observaciones de aves, permite a los científicos hacer seguimiento de las aves en todo el mundo. eBird cuenta ya con más de dos mil millones de observaciones de aves de más de un millón de personas, la mayoría científicos comunitarios que se preocupan

Birds make all kinds of sounds — and they can have different meanings too. In this episode of BirdNote’s Birding 101 series, learn about the many ways that birds use songs and calls. Support comes from Wild Delight Bird Food, offering a variety of blends designed to mimic the natural resources wild