Animals are noisy. And their noises can travel a long way. But making sounds can be a double-edged sword: it can help them communicate, sometimes over long distances, but it can also reveal them to ...
The other day on a quiet Tasmanian beach, a huge sea animal hauled out of the ocean and galumphed across the sand toward a shaded dune for a nap. As he moved, he left a wide, rectangular trail with ...
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