Allen’s Hummingbird: ID, Range and a Species Divided

Allen’s Hummingbird is one of the most threatened hummingbirds in North America. It is also one that has colonised a major city within living memory.
Broad-tailed Hummingbird: ID, Trill, Range and Behaviour

You almost always hear this bird before you see it. A male Broad-tailed Hummingbird in flight drags a loud metallic trill behind him, a sound closer to a cricket than to anything you would expect from a bird.
How Long Do Hummingbirds Live?

Hummingbirds burn energy faster than almost any animal alive; a hummingbird’s lifespan seems like it should be measured in months. Its heart can beat over a thousand times a minute; it must eat every few minutes through the day, and a single cold night without fuel can kill it.
Hummingbird Facts: The Numbers, Verified

Hummingbird facts are among the most-repeated and least-checked figures on the internet. Wingbeat rates, heart rates, and tongue speeds get copied from site to site until the numbers drift a long way from anything a researcher measured.
Rufous Hummingbird: Identification, Range, and Behavior

Pound for pound, the Rufous Hummingbird is the greatest traveler in the bird world. A bird weighing about as much as a penny flies from Mexico to Alaska and back, up to 8,000 miles in a year, along a route shaped like a giant loop across western North America.
Why Are There No Hummingbirds in Hawaii? The Full Explanation

While Hawaii’s lush tropical landscapes might seem like a perfect paradise for hummingbirds, these remarkable aerial acrobats are conspicuously absent
Hummingbirds and the Law

If hummingbirds had their own legal team, they’d be impressed by the extensive protection they’ve received without hiring a single lawyer.
Hummingbird Predators: What Eats Them, and How They Survive

In the wild drama of survival, hummingbirds might seem like nature’s ultimate underdogs. Weighing less than a penny and smaller than many insects, these tiny warriors face a world of predators
Threats to Hummingbirds: What’s Really Killing Them, and How You Can Help

Weighing less than a penny, requiring constant refuelling, and facing predators hundreds of times their size, these tiny aviators have nonetheless mastered the art of survival
World’s Smallest Hummingbird vs. Largest: The Complete Comparison

In the remarkable family of hummingbirds, size differences tell a fascinating story of evolutionary adaptation

