How hummingbirds evolved a sweet tooth decoded

Hummingbirds have evolved a sweet tooth that sets them apart from other birds and has made them highly specialised nectar feeders, Harvard scientists say.

Hummingbird shakes `the fastest`

An ultra-slow-motion camera has helped show that the hummingbird is not only the fastest moving living thing on Earth but is also the fastest shaker.

Flying backward `easy for hummingbirds`

In a new study, researchers measured the flight movements and metabolism of reversing hummingbirds.