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Science and Nature

5 of the Worst Tiny Bloodsuckers That Have Ever Bitten Us

See the unseen at the very edge of our visible world. Get a new perspective on our place in the universe and meet extraordinary new friends. Explore big scientific mysteries by going incredibly small.

5 of the Worst Tiny Bloodsuckers That Have Ever Bitten Us

Season 11 Episode 13 | 19m 31s | CC

Chances are you’ve got one of these bloodsuckers lurking nearby. Mosquitoes, ticks, lice, kissing bugs and tsetse flies are all looking to grab a bite ... of you. See exactly how they do it and what you can do to stop them.

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