The Great One Horn Rhino or Unicorn Indian Rhino (Rhinoceros unicornis) is the largest of the Asian rhinos weighing up to 2500kg and standing 6.5' tall. It is an excellent swimmer and can rup at speeds of 55km/hr. As opposed to Arican Rhinos which have two horns, the Indian Rhino has a single horn 8 - 12" in length. It lives in Assam, the northeastern corner of India. #Indian_Rhino #Rhinoceros #Unicorn #Great _One _Horned_Rhino.
A family of mandrills at Colchester Zoo are believed to be the first in the world to invent their own sign language for cultural reasons. When staff at the zoo spotted veteran mandrill Milly covering her face with her hand they thought she was suffering from bad eyesight, but after studying her behaviour they realised she was making the gesture to say "leave me alone". The other mandrills in the group now copy this gesture.
The black rhinoceros or hook-lipped rhinoceros (Diceros bicornis), critically endangered -- for numerous reasons, but Illegal poaching for the international rhino horn trade is the main and most detrimental threat.