"He must, so know the starfish and the student biologist who sits at the feet of living things, proliferate in all
directions. Having certain tendencies, he must move along their lines to the limit of their potentialities."

John Steinbeck - Log from the Sea of Cortez

Thursday, February 25, 2010

A little something for the zoology guys

This week we're looking at the acoelomate and pseudocoelomate worms, and I get the standard number of "Ewww, gross" comments when we're talking about some of the parasitic ones. But, I know they love it. Here's a colonoscopy view of Ascaris lumbricoides, the human intestinal roundworm...



and, a tapeworm revealed by the same technique.

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