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•1 min read•from Marine Biology Subreddit

TIL harbor seals have about 100 whiskers that can detect the invisible water trails left behind by fish — like reading the wake of an airplane that already passed. When scientists covered a seal named Filou's whiskers with a nylon stocking, he immediately lost the ability to track prey. He could hun

TIL harbor seals have about 100 whiskers that can detect the invisible water trails left behind by fish — like reading the wake of an airplane that already passed. When scientists covered a seal named Filou's whiskers with a nylon stocking, he immediately lost the ability to track prey. He could hun
TIL harbor seals have about 100 whiskers that can detect the invisible water trails left behind by fish — like reading the wake of an airplane that already passed. When scientists covered a seal named Filou's whiskers with a nylon stocking, he immediately lost the ability to track prey. He could hun submitted by /u/ElectronicBuy8105
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