Alaska Science Forum: Where do Alaska bats spend the winter?

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Jesika Reimer, a bat expert and consultant, has held in her hands little brown bats from the Northwest Territories to the Tanana River. Along with a few colleagues around Alaska, she is sharing new information about the farthest-north bat.

She said this palm-size creature that weighs as much as a quarter lives more than twice as long as your dog: from 35 to 40 years.

Mama bats, now hanging out there in some unknown space, are storing the sperm they received during mating swarms. If things go well this winter, the females will emerge next spring with a tiny fetus growing within them. They have only one pup each

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