Zoological name: There are four species: the Indian spotted
chevrotain (Tragulus meminna), the larger Malayan chevrotain (T. napu), the smaller Malayan chevrotain (T. javanicus) and the water chevrotain (Hyemoschus aquaticus).
Distribution: They inhabit in southern Asia and Africa. The water chevrotain is distributed in Africa. The rest three species are found in southern Asia.
Habitat: Mouse deer or chevrotain lives in the dense vegetation and forests. The Indian chevrotains inhabit in grass-covered rocky hillsides or in forests.
Physical feature: The body weight may reach up to 13 kg. They are closely related to pigs. The anatomical features include four-chambered stomach, lack of upper incisor teeth, presence of only three premolar teeth, well-developed toes, absence of antlers, dagger-like upper canine teeth in males and premolars with sharp crowns. The Indian chevrotain has lighter spots and stripes. The gall bladder is present.