Veronika, a 13-year-old cow in Austria who has demonstrated using different ends of a wooden broom to scratch different parts of her body, according to what’s itching where.
2026-01-19 1182词 困难
“We use them as a synonym for silliness and stupidity,” said Alice Auersperg, a cognitive biologist at the University of Veterinary Medicine Vienna and an author of the study. (The paper cites a famous Gary Larson cartoon whose premise seems to be that the very idea of cows devising tools is absurd.)
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