Ravens solve complex puzzles for food
Ravens display remarkable intelligence by solving complex, multi-step puzzles for food, demonstrating strategic thinking and problem-solving abilities once believed exclusive to primates.
Ravens, highly intelligent members of the corvid family, can solve multi-step puzzles to get food. For example, they'll pull a string with their beak, step on it to create slack, and repeat until food is within reach. This strategic thinking, documented since the late 20th century, highlights their advanced causal understanding.
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