Researchers observed that Veronika typically prefers to use the bristled end of a deck brush when scratching the broad, firm ...
A very clever cow has learned to use sticks to scratch herself, the first time sophisticated tool use has been seen in ...
Her owner, Witgar Wiegele, is an organic farmer and baker who keeps the cow as a pet. With Wiegele’s permission, they conducted a series of randomized trials with a deck scrub broom, chosen for its ...
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