orangutan: An arboreal anthropoid ape (Pongo pygmaeus) of Borneo and Sumatra, having a shaggy reddish-brown coat, very long arms, and no tail.

• 猩猩：一种大型的树栖类人猿（猩猩猩猩属）产于波罗门和苏门答腊，有稀疏的红棕毛皮、很长的臂且无尾