Professor Dave Explains
Cladistics Part 2: Monophyly, Paraphyly, and Polyphyly
Now that we know how to construct cladograms, we have to learn some new terminology. These are the terms monophyly, paraphyly, and polyphyly, and they help us distinguish between any old taxon and true clades. Let's learn more about...
Journey to the Microcosmos
Testate Amoebas: Blobby, Modest Shell Dwellers
A lot of the microbes we show you are completely naked, but the test amoeba is a bit more modest.
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F. hepatica (Liver Fluke) egg measuring 140 by 80 micrometres. The ciliated larva prior to hatching is seen to be pushing hard in order to emerge through the operculum as a miracidium larva
F. hepatica (Liver Fluke) egg measuring 140 by 80 micrometres. The ciliated larva prior to hatching is seen to be pushing hard in order to emerge through the operculum as a miracidium larva