calf小牛犊;
heifer小母牛;
chick/chicken小鸡;
pony/colt小马;
cygnet小天鹅;
duckling小鸭;
gosling小鹅;
kitten/kitty小猫;
doggie/puppy小狗;
lamb小羊羔;
leveret小野兔;
piglet小猪;
fawn幼鹿;
fledgling/birdie幼鸟;
cub野兽幼仔;
larva昆虫幼虫
