Meet these animal dads who prove their dedication, strength, sacrifice and ensure their babies survive challenges nature constantly throws against them.

Ostriches, the world's tallest birds, are flightless but incredibly fast runners, reaching speeds of 70 km/h. These social ...

Many unexpected human artifacts have been preserved, for centuries, in vulture nests. This sandal woven from grasses and twigs, called an agobía, is somewhere between 727 and 771 years old, ...