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Sunday, April 21, 2024
Bees play by rolling wooden balls -- apparently for fun. The cleaner wrasse fish appears to recognize its own visage in an underwater mirror. Octopuses seem to react to anesthetic drugs and will avoid settings where they likely experienced past pain. All three of these discoveries came in the last five years -- indications that the more scientists test animals, the more they find that many species may have inner lives and be sentient. |
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