Among the many standout features found in the animal world, horns rank as some of the most multifunctional and fascinating. A variety of mammals—from deer and rhinos to antelopes, buffalo, goats ...

How this family of animals has developed such a wide variety of headgear has long stumped researchers. IE 11 is not supported. ... How did animals' dazzling horns, antlers evolve?

Rhinos aren't the only animals adorned with impressive horns. 1 of 22. The upper eyelids and snout of the Malaysian horned leaf frog protrude sharply from its head, creating the illusion of horns.

Legalizing the Sale of Rhino Horn May Only Endanger the Animals More. 7 minute read. Manuel Romaras—Getty Images. By Aryn Baker. January 29, 2016 12:54 PM EST.

Rhino poaching surges across Africa amid virus pandemic 02:27. South African scientists on Tuesday injected radioactive material into live rhino horns to make them easier to detect at border posts ...

Choose your weapon: How animals got their tusks, horns, and antlers. Location and lifestyle seem to sway whether a species evolves mouth weapons, like tusks, or head weapons, like antlers and horns.