“It shows that all of nature is in constant flux and changing on some scale. This one is a dramatic change. It’s the ...

Discover how tiny hummingbirds influence their many flowering kingdoms and their ripple effects on macaws, quetzals, monkeys, tapirs and more. Set in the exotic landscapes of Costa Rica. Costa Rica’s ...

Bill shape affects how efficiently a hummingbird feeds and how it competes with other hummingbirds. Because of humans, they ...

Hummingbirds are one of the most fascinating and beautiful creatures to watch in your garden. Follow these tips to welcome ...

Hummingbirds are reaching the U.S.'s northernmost states as the small but mighty birds wrap up their spring migration season. Known for their impossibly fast wings and long, slender beaks, ...

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

There’s no mistaking the dizzying display of a hummingbird’s wings as it zips around from flower to flower looking for nectar ...

Hummingbirds are some of the most beautiful and elegant creatures on earth, and inviting them into your yard is almost like ...