Dogs act like toddlers when you need help - but cats just watch. Scientists compared 3 groups: pet dogs, cats, and human toddlers in an experiment where a human parent hides and pretends to look for an object. 75% of dogs and children helped. Cats only helped if it was in their personal interest.

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He notes, though, that the type of people drawn to living and working in Antarctica would tend to thrive on what he refers to as "good stress" - in a similar way certain people are drawn to serving in the military.

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Жители Санкт-Петербурга устроили «крысогон»17:52