A resilient pair of internet-famous American bald eagles is at it again. Jackie and Shadow are currently incubating three ...

Pipilo erythrophthalmus Family: Sparrow Length: 8 inches Wingspan: 10-1/2 inches Distinctive markings: Male has a black head, ...

The only difference between brown and white eggs is the color of the shell, which depends on the breed of hen that lays them.

From female penguins who create a unique call to orioles weaving elaborate nests, here's why we appreciate the hard work of a ...