WebFree-living flatworms are detritus feeders, carnivores, and scavengers. They eat insects or crustaceans (A-21), tunicates (A-35), bivalve molluscs (A-26), other worms, bacteria, mastigotes (Phylum Pr-28), ciliates (Phylum Pr-8), and diatoms (Phylum Pr-18). WebParasitic flatworms usually have no pigment, but cestodes may be coloured by food (e.g., bile, blood) in their gut. Some parasitic forms may show masses of dark eggs through a translucent, creamy, or whitish tissue. The typical flatworm body is flattened and leaflike or tapelike. The head may be set off from the body or grade imperceptibly into it.

Planaria Digestive System - Video & Lesson Transcript

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Flatworm Reproduction, Examples, & Characteristics

WebPlatyhelminthes have the following important characteristics: They are triploblastic, acoelomate, and bilaterally symmetrical. They may be free-living or parasites. The body has a soft covering with or without cilia. Their body is dorsoventrally flattened without any segments and appears like a leaf. They are devoid of the anus and circulatory ... WebJun 27, 2024 · Platyhelminthes are hermaphroditic so they possess both male and female reproductive organs in the same individual. Sexual reproduction involves two organisms fertilizing each other at the same... WebHeterocellular platyhelminths usually conduct these functions in separate organs, possessing an ovary (or occasionally several ovaries) that produces ova and a vitellarium … bordelon\u0027s furniture in jennings