By not killing them for their horn! ;)
You don't touch it.
They are mainly gray.
1.7 inches
yes.Their Killed For Their Horn
Its muscle, tough skin, and horn
Rhinos are grey with wrinkly skin and a big horn.
Rhinos have a horn to attack predators, and if their skin is dry, the skin will protect the rhino from damage
Rhinos
Like 100 in a millon.
A rhinos horn is made from hair. More specifically the protein keratin.
A rhino has a horn (or 2 depending on the species)