earless seal: any of several seals lacking external ear flaps and having a stiff hairlike coat with hind limbs reduced to swimming flippers
vertebrate: animals having a bony or cartilaginous skeleton with a segmented spinal column and a large brain enclosed in a skull or cranium
miso: a thick paste made from fermented soybeans and barley or rice malt; used in Japanese cooking to make soups or sauces