x
uploads/artiodactyla.jpg

artiodactyla n.〔pl.〕【動物;動物學】偶蹄目。

artisan

Experts agree that hippos belong to the mammalian order artiodactyla , a group of even - toed , hoofed creatures whose extant representatives include camels , pigs and ruminants such as cows 哺乳綱中的偶蹄目動物,是因四肢的蹄為偶數而得名,現存于世界上的包括了牛這類反芻動物,以及駱駝和豬等。