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Cool animal behavior result: cockatoos dipping their noodles in soy yogurt, with a preference for blueberry yogurt rather than plain. The article comes with a warning not to feed dairy yogurt to your pet parrots.
The only other example the researcher could find of animals only the second example of animals flavoring their food was an article about macaques dipping potatoes in salt water, from 1965.
(posting this also means I can find the article again.)
The only other example the researcher could find of animals only the second example of animals flavoring their food was an article about macaques dipping potatoes in salt water, from 1965.
(posting this also means I can find the article again.)