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