有耳密封

eared seals───海狗科

bearded seal───髯海豹

bearded seals───有胡须的密封

earless seal───无耳海豹

dared say───断言

grey seal───灰海豹

harp seal───格陵兰海豹

water seal───水封

earless seals───海豹科

When it went ashore to breed or perhaps to bask in the sun, he proposes, Rodhocetus probably hitched itself around somewhat like a modern eared seal or sea lion.