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Didinium

Genus: Didinium

Description:

Didinium has a needle-like trichocyst which it uses to impale its victim (usually a Paramecium) then devour its prey whole.

Habitat:

Vernal pond in SW Pennsylvania.

Notes:

You can best see the piercing trichocyst when the Didinium rotates and faces left near the final third of the video. https://youtu.be/_Q6YOesI-gY

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William_Dembowski
Spotted by
William_Dembowski

Pennsylvania, USA

Spotted on Jun 1, 2015
Submitted on Jan 7, 2017

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