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海豹在岸上产仔和哺乳,哺乳期结束才重回水中,此时不进食专事哺乳。靠体内储存的厚厚的脂肪,来维持生命和生产乳汁。18天内损失65kg体重,
Seals litter and breastfeed on the shore and return to the water at the end of lactation without breastfeeding at this time. By the body’s thick fat stored to maintain life and produce milk. 65kg weight loss in 18 days,