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- "It looks to me like animals are shifting their distribution to find prey," said Tim Ragen, executive director of the federal Marine Mammal Commission. 美国联邦海洋哺乳动物委员会执行理事蒂姆?里甘说，“在我看来，海象们迁移是为了觅食。
- North Atlantic Marine Mammal Commission; 北大西洋海洋哺乳动物委员会;
- Marine Mammal Commission (MMC) 海洋哺乳动物委员会
- 3."It looks to me like animals are shifting their distribution to find prey," said Tim Ragen, executive director of the federal Marine Mammal Commission. 美国联邦海洋哺乳动物委员会执行理事蒂姆?里甘说，“在我看来，海象们迁移是为了觅食。
- The Finless Porpoise is another resident marine mammal species. 此外，江豚是另一种在本港海域栖居的海洋哺乳类动物。
- Obviously sleeping safely at sea can pose problems, but the marine mammal system has addressed them. 显然安全地在海里睡觉会产生一些问题，但海洋动物的系统已解决了这些问题。
- It is actually rare for a marine mammal to drown,as they won't inhale underwater. 由于海洋动物不在水下吸气，所以它们事实上很少会溺死。
- Obviously sleeping safely at sea can pose problems,but the marine mammal system has addressed them. 显然，安全地在海里睡觉会产生一些问题，但海洋动物的系统已解决了这些问题。
- It is actually rare for a marine mammal to drown, as they won't inhale underwater. 由于海洋动物不在水下吸气，所以它们事实上很少会溺死。
- A large marine mammal(Odobenus rosmarus) of Arctic regions, related to the seals and having two long tusks, tough wrinkled skin, and four flippers. 海象一种北冰洋一带的大型海中哺乳动物，（海象海象属），与海豹有关，长有一对长牙、粗糙的褶皱外皮及四只鳍状肢
- Marine mammals generally swim with the current. 海洋哺乳动物一般顺水而游。
- Advances in Molecular Ecology of Marine Mammals. 海兽分子生态学研究进展。
- A pod of Hector's dolphins bobs and weaves around Banks Peninsula Marine Mammal Sanctuary. 班克斯半岛海洋哺乳动物禁捕区，一群赫克特海豚在嬉戏。
- Welcome to the marine mammal gallery. Let‘s visit some of the beautiful and intelligent sea creatures in the ocean. 欢迎来到海洋哺乳动物解说廊，让我们一起探访这群海洋世界中最美丽、奇妙的哺乳动物。
- It was the latest brush with humans for the 1-year-old sea lion, called Astro by staffers at the Marin Headlands-based Marine Mammal Center. 对这只一岁大的海狮来说，这是牠最近一次与人类的接触。马林岬海洋哺乳类动物中心的工作人员替牠取名为艾斯特罗。
- These mechanisms,part of the marine mammal diving response,are adaptations to living in an aquatic environment and help during the process of sleeping. 这些机制作为部分海洋动物潜水的反应，是对在水生环境中生活的适应，并有助于睡眠。
- These mechanisms, part of the marine mammal diving response, are adaptations to living in an aquatic environment and help during the process of sleeping. 这些机制作为部分海洋动物潜水的反应，是对在水生环境中生活的适应，并有助于睡眠。
- A large marine mammal(Odobenus rosmarus)of Arctic regions,related to the seals and having two long tusks,tough wrinkled skin,and four flippers. 海象一种北冰洋一带的大型海中哺乳动物，(海象海象属)，与海豹有关，长有一对长牙、粗糙的褶皱外皮及四只鳍状肢
- A large marine mammal(Odobenus rosmarus)of Arctic regions,related to the seals and having two long.tusks,tough wrinkled skin,and four flippers. 海象一种北冰洋一带的大型海中哺乳动物，(海象海象属)，与海豹有关，长有一对长牙、粗糙的褶皱外皮及四只鳍状肢
- Data shows that the population of marine mammal in the Southern Hemisphere have increased from a few hundred to a few thousand. 数据显示南半球海洋哺乳动物蓝鲸的数量增加了数百甚至几千。
