Leeches, a valuable tool in hospitals

Name: Leeches, a valuable tool in hospitals
Uploaded: 2020-04-10T22:48:19+00:00
Duration: 148 s
Channel: Brut Nature
Description: Their taste for blood might be scary, but they actually are a valuable tool in hospitals around the world. They are leeches.

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Their taste for blood might be scary, but they actually are a valuable tool in hospitals around the world. They are leeches.