Penguins are warm-blooded animals but tend to live in very cold climates. However, they have two feather coats as well as a layer of ..... (like whales do) under their skin called blubber to keep them warm.

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Penguins are warm-blooded animals but tend to live in very cold climates. However, they have two feather coats as well as a layer of ..... (like whales do) under their skin called blubber to keep them warm. (*) fish (*) figs (*) film (*) fat

This is a companion discussion topic for the original entry at https://english.best/questions/17793,penguins-are-warm-blooded-animals-but-tend-to-live-in-very-cold-climates-however-they-have-two-feather-coats-as-well-as-a-layer-of-___-like-whales-do-under-their-skin-called-blubber-to-keep-them-warm/