We don’t have a measure up intro, so we’ll look back in the archives for our greatest hits. It’s also the part of the show that’s introduced by you when you send in audio of yourself saying, singing, or chittering the words Measure Up into ldtaxonomy at gmail dot com. The official listener’s favorite part of the show! The part of the show when we present the animal’s size and dimension in relatable terms through a quiz that’s fun for the whole family. Welcome to the beloved Measure Up segment. But its most defining feature is the flat, half-circle-shaped head. It’s the most delicious shade of greenish-yellow with black stripes going down the length.This guy looks like a wet slime with a portobello mushroom attached to its head.But sometimes the most resilient creatures overstay their welcome in Life, Death, and Taxonomy. The hammerhead flatworm comes from lands far off, but it may be making a home in your backyard, eating something that you might take for granted. Such is the plight of an invasive species. Struggling to make connections with a social group can be difficult, but what if you’re clashing with an entire ecosystem. Have you ever felt that you just don’t fit in. “…and today we’re talking about a flat slimy menace that will not go gently into the night. The monogeneans are external parasites mostly of fish with life cycles consisting of a free-swimming larva that attaches to a fish to begin transformation to the parasitic adult form.Download file | Play in new window | Duration: 40:06 (credit a: modification of work by Jan Derk credit c: modification of work by “Sahaquiel9102”/Wikimedia Commons credit d: modification of work by CDC) \): Phylum Platyhelminthes is divided into four classes: (a) Bedford’s Flatworm ( Pseudobiceros bedfordi) and the (b) planarian belong to class Turbellaria (c) the Trematoda class includes about 20,000 species, most of which are parasitic (d) class Cestoda includes tapeworms such as this Taenia saginata and the parasitic class Monogenea (not shown).
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