What is common in the feeding processes of hydra and planaria, what is the difference?
| January 17, 2021 | education
The common thing is that planaria and hydra are predators by the type of feeding of heterotrophs. Cavity and intracellular digestion.
Difference: the mouth of the hydra lies at the front end of the body and is surrounded by tentacles, while in the planarian it leads to the pharynx on the ventral side of the body, it can protrude outward and capture prey. In planaria, the intestine is divided into a section. The hydra does not have such a complex organization.
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