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A busy hunter (2)

A slender ciliate 300 microns long busily darts forward and backward as it hunts for food. First it bites a smaller ciliate, but immediately spits it out. Later it excretes a diatom from the rear end of its body.

Commentary by Prof. Yuji Tsukii, Hosei University
This organism is Uroleptus .

Sampling Date : 27 May 2009

Sampling Site : Hirose River A  Google Map

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