1: Meet the world's smallest bird: the bee hummingbird.

2: Hummingbirds can fly backward, sideways, and even upside down.

3: They can beat their wings up to 80 times per second.

4: Did you know hummingbirds have no sense of smell?

5: Their hearts can beat up to 1,260 times per minute.

6: Hummingbirds need to eat half their body weight in nectar daily.

7: Their tongues can lick up to 13 times per second.

8: Hummingbirds migrate up to 500 miles non-stop.

9: These fascinating creatures come in over 330 different species.