The unexpected observation of a cow using a broom to scratch herself isn't necessarily surprising, but it expands our ...
A pet cow named Veronika can scratch her own back with a broom — the first scientifically documented case of tool use in cows ...
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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