One study claims that by four months old, ravens have full-blown cognitive skills and before reaching full maturity they can rival adult great apes.

https://video.nostr.build/ab9346597d8f06ea27eff35cf03ed5cb6824f9ed605ec1fdf2e69e3e8f9ac9d8.mp4

While corvids cleverly remember experiences that enhance their lives, the biologist John Marzluff recorded that they retain memories, such as the face of someone who did them harm or good.

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