What wintering squirrels can teach astronauts

When bears and ground squirrels hibernate in winter, they stop eating, lasting until spring simply on the fat reserves they've stored up in their bodies. Usually, this sort of prolonged fasting and inactivity would significantly ...

Personality matters, even for squirrels

Humans acknowledge that personality goes a long way, at least for our species. But scientists have been more hesitant to ascribe personality—defined as consistent behavior over time—to other animals.

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