| 词汇 | grey-seal |
| 释义 | grey seal noun[ C ] uk /ˌɡreɪ ˈsiːl/ us /ˌɡreɪ ˈsiːl/(US alsogray seal) a type of large seal(= a mammal that eats fish and lives partly in the sea), found in the North Atlantic: 灰海豹 Some species, such as grey seals, also use their foreflippers to help pull them forward.有些种类的动物，如灰海豹，也会用前蹼助力前行。 Dougal Waters/Stone/GettyImages Grey seals breed in large groups that may contain hundreds of animals. The grey seal of the North Atlantic Ocean breeds during the fall and winter. The New Jersey coast is also home to gray seals, whose coats actually range from brown to jet black. Declining shark stocks off eastern Canada may have promoted an increase in the grey seal population. Marine mammals beluga cetacean dolphin dugong elephant seal harp seal humpback whale killer whale manatee megalodon narwhal orca porpoise ringed seal sea cow seal walrus whale white whale |
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