Are bears actually following these optimal paths? This question is surprisingly difficult to answer, due to one of the limitations of telemetry data: its time resolution. Telemetry data typically picks up the location of collared bears every couple of hours. This means that while scientists know the starting point and ending point of a polar bear’s movement over that period, they don’t know the exact route they’ve taken. Ongoing research aims to bridge this gap, using drones to…
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Source polarbearsinternational.org
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