Pronunciation: /məˈrin ˈmæməl/
noun a type of animal that lives in the ocean and breathes air, such as dolphins, whales, and seals
A1 A marine mammal is an animal that lives in the ocean.
A2 Dolphins are a type of marine mammal that are known for their intelligence.
B1 Researchers study the behavior of marine mammals to better understand their ecological role.
B2 Whales, seals, and manatees are all examples of marine mammals that inhabit different ocean regions.
C1 Conservation efforts are being made to protect endangered species of marine mammals from extinction.
C2 Marine mammal experts work tirelessly to rescue and rehabilitate injured or stranded animals.
formal Marine mammals, such as dolphins and whales, are highly intelligent creatures that inhabit the world's oceans.
informal I love watching marine mammals like seals and sea otters play in the water at the aquarium.
slang Check out that sick marine mammal show at the marine park!
figurative She's like a marine mammal in the way she gracefully navigates through difficult situations.
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