Why don't pine trees lose their needles in the winter?
Moment Of Um · Brains On Universe
February 6, 20245m 4s
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Show Notes
In the winter, most of us are used to seeing bare tree branches – but some trees, like firs, pines, and spruces, don’t usually lose their needles when it gets cold. We asked forest ecologist Diana Macias to help us understand why.
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