Chinese Pangolin (Manis pentadactyla)

Well-developed external ear; scales gradually increase in size behind ears; skin is much lighter color than scales; shorter head length (neck to snout) than Sunda pangolin.

Indian Pangolin (Manis crassicaudata)

Well-developed external ear; numerous small scales on snout abruptly increase in size behind ears; skin is slightly lighter color than scales.

Philippine Pangolin (Manis culionensis)

Well-developed external ear; scales remain fairly uniform in size behind ears; skin is lighter color than scales; shorter head length (neck to snout) than Sunda pangolin.

Sunda Pangolin (Manis javanica)

Well-developed external ear; scales gradually increase in size behind ears; scales behind ears slightly keeled; skin is lighter color than scales; longer head (neck to snout) than Chinese and Philippine pangolins.