A baby hummingbird might have a special way of warding off predators, which threaten tropical hummingbird species in infancy.

"The little guy was obviously too small to be out of the nest," said Arianna Mouradjian, director of operations at the clinic ...

A baby hummingbird hatches. But it has fluffy feathers on its back, looking just like a dangerous caterpillar. Could this be ...

Now, the U.S. has its own baby penguin that some are saying is ... The "spunky and super fluffy 6-month-old" has not yet been put front and center for visitors at the zoo, but he's already ...

In January, the Mississippi Aquarium welcomed two tiny critically endangered penguin hatchlings — the first penguins born in ...

Uncover the mysteries of hummingbirds. How does the white-necked jacobin trick predators through mimicry? Find out now.