But it is easier to hear the baleen whale, with its lower-frequency call, than the beaked whales, says Theriault.

  • 但是,Theriault说,和喙鲸相比,须鲸发出的叫声频率更低,更容易听到它发出的声音。

  • 互联网摘选 2025-02-21 14:39:49

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