Singapore-hippopotamus

 

 

Thank you postcrosser from Singapore. 

The hippopotamus (Hippopotamus amphibius),  from the ancient Greek for "river horse" , is a large, mostly herbivorous mammal in sub-Saharan Africa, and one of only two extant species in the family Hippopotamidae.
  The hippopotamus is the third largest land animal and the heaviest extant artiodactyl,
tThe hippopotamus is semi-aquatic, inhabiting rivers and lakes where territorial bulls preside over a stretch of river and groups of 5 to 30 females and young.