Alice White
Hummingbirds are amazing little birds. There are many types of them, but they all differ in their modest size and amazing beauty.
- Hummingbirds are the smallest birds on Earth. The weight of the smallest adult hummingbirds is not about three grams.
- The largest of the hummingbirds is the gigantic hummingbird; the size of these birds reaches 21 centimeters, and the weight is 20 grams.
- Hummingbirds have a huge, by their standards, heart – it is three times the size of the stomach, and takes up more than a third of the volume of their entire body.
- The hummingbird heartbeats 500-1000 times per minute, and it contracts about 4.5 billion times during its life.
- On a day, the hummingbird consumes more food than its own weight.
- Hummingbirds can fly at speeds up to 70-80 kilometers per hour.
- Hummingbirds never create permanent pairs.
- The hummingbird flaps its wings up to 80 per second.
- In total, more than three hundred species of hummingbirds live on Earth.
- The longest recorded lifespan of hummingbirds is 17 years, but on average they live less, about 9 years.
- The hummingbird is the only bird that can fly backward or upside down.
- During migration, hummingbirds are able to cover a thousand kilometers in less than a day.
- Hummingbirds consume about a hundred times more food per unit weight than elephants.
- Hummingbirds feed only when they are in the air.
- The coat of arms of the island state of Trinidad and Tobago depicts a hummingbird.
