Cities are strange ecosystems. For most creatures, they’re harsh, unforgiving places. But some have managed to not just survive, but even thrive in urban environments. That said, even those that ...

Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Parrots, toucans, and other brightly colored tropical birds are ...

Bird diagram from the 1886 'A nomenclature of colors for naturalists : and compendium of useful knowledge for ornithologists' by Robert Ridgway (via Smithsonian Libraries) Colors in the 1912 'Color ...

Birds boast some of the most vibrant colors among terrestrial animals. The tropics are often renowned for the brightest birds, but U.S. birds also display a wide array of striking hues. But just how ...

Many types of birds — such as hummingbirds, peacocks and parrots — are vividly colorful, but birds-of-paradise are especially flamboyant with hues of emerald, lemon, cobalt and ruby. Now, research has ...

Every other Friday, the Outside/In team answers one listener question about the natural world. This week, Brittany asked: "Do birds prefer birdhouses that are natural wood or painted? All four of my ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Many types of birds ...