Rhinoceros

Researchers in the U.K. are investigating how rhinos' surprisingly dainty feet manage to support their huge bodies. The research could offer insights for designing heavy load lifters.

The western black rhino has gone extinct, mostly because it is poached for its horn.

The western black rhino has gone extinct, mostly because it is poached for its horn.

The WWF relocates endangered rhinos to safe ground.

Rhinos get helicopter lifts to safe habitat.

The last Javan rhino in Vietnam was found with a bullet in its leg and a missing horn.

Even with no offspring of her own, she played a role in growing her species.

Javan rhinos are critically endangered, but new footage is cause for optimism.

Black rhino calf first of its kind born in U.S. in 20 years.

Sophisticated criminal gangs are killing the threatened animals for their horns.