The smallest birds, about 375 species native to the Americas. Their wings allow helicopter-like flight in any direction, and the hum of their wingbeats gives them their name.
Quick answers
Specialised for nectar from flowers, but every species also eats small insects.
At a glance
In the wild
- Where it lives
- The Americas, from Alaska to Tierra del Fuego.
- What it eats
- Nectar from flowers, plus small insects.
Did you know
Can fly in any direction, even backwards, beating its wings up to 99 times a second.
To save energy at night or when food is scarce, it can enter torpor, slowing its metabolism to a fifteenth of normal.
Often confused with
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