20 Things You Didn't Know About... Animal Senses

From super-sniffers to electricity detectors, animals have an array of impressive sensory capabilities

By Molly Loomis
Apr 30, 2014 12:00 AMMay 21, 2019 5:44 PM
Star-nosed-mole
They’re not nature’s cutest critters, but star-nosed moles are among the most sensitive. Dembinsky Photo Associates/FLPA/Minden Pictures

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1. Think of the term alligator skin as a compliment: It’s extraordinarily sensitive to minute changes in vibration, which helps locate prey.

2. Alligators are touchy, but the platypus is more the feely type. The only mammal with electroreception, it uses sensors in its bill to detect electrical impulses sent out by prey in murky water.

3. Researchers believe electromagnetism may help red wood ants sense imminent earthquakes in time to evacuate their mounds. Someday these creatures may be part of geologic threat-detection systems.

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