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What do ostriches eat?
Why hummingbird get a name like hummingbird?
Ostriches are the largest birds. The ostrich can reach a height of up to 2 meters and a weigh of 150 kilograms. It lives in dry and sandy（多沙的） regions, and is going to eat plants and sometimes small animals.
Hummingbird is the smallest bird in the world. It is 2 centimeters long, not more than 4.5 centimeters. The most interesting thing is that it flies like a bee and likes to eat honeybee. So it is adapt to name hummingbird.
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