Cuttlefish pretend to be crabs to catch more fish. The surprising behavior has scientists asking new questions.
"The cuttlefish in the study were hatched in the lab and were never exposed to crabs, said researcher Ryuta Nakajima, who is now studying possible environmental triggers for this behavior.
“Are they learning from actual direct observation or is this programmed into genetics? [This] kind of brings up an interesting question about intelligence and complex behaviors,” he said.
One theory is that the cuttlefish observed crustaceans and learned this behavior during their embryonic stage, Nakajima said."
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