01 / 3 · TED-Ed
Sperm whales do this using patterned click sequences akin to Morse code, called codas, which are thought to function as social identity markers.
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Spoken in 3 clips from 3 channels · B2–C1Share
The seafloor at this depth is akin to the Amazon rainforest, and is often covered with coral reefs, algae, and other sea plants that are home to a plethora of sea animals.
They decide that they will henceforth choose suffering rather than have it forced on them; they opt to turn a necessity into something akin to a choice.
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