The body, when elongated, is soft, leaf-shaped, and ciliated. The spade-shaped head has two eyes and sometimes tentacles. The tail is pointed. The mouth is on ...

Planarians are characterized by a three-branched intestine, including a single anterior and two posterior branches. Their body is populated by adult stem cells ...

Planaria are flatworms in the phylum Platyhelminthes with amazing regeneration abilities giving them the title 'immortal under the edge of a knife'.

Planaria have a mouth, pharynx, and gastrovascular cavity with a single aperture. The planarian's mouth does not remain near its eyes. Instead, its mouth is ...

Land planarians are soft, bilaterally symmetric, acoelomate, dorsally-ventrally flattened worms, 3 to 50 cm long by 0.2 to 0.5 cm wide. They lack a respiratory ...

19 февр. 2024 г. · They are flat or ribbonlike. Their bodies are bilaterally symmetrical: They have a left and right side, and what amounts to a back, a belly, and ...

21 апр. 2017 г. · Planarian (also known as Dugesia)–lives in freshwater –mostly a scavenger, also feeds on protists –hermaphrodites

Planarians are a few mm long and have bilateral symmetry and a simple anatomy (Fig. 1A). The anterior end contains a head with two eye spots and the posterior ...

The body of Planaria is soft (lack of skeleton) and leaf-shaped (bilateral symmetry). The bottom surface is covered by tiny hairs, called cilia. The spade- ...