Which Animal Groups Have a Cloaca Instead of Separate Openings?

Q: Which Animal Groups Have a Cloaca Instead of Separate Openings?

All amphibians , reptiles , birds , and cartilaginous fish have a cloaca . A few mammals also have this single orifice. Most placental mammals have separate openings for evacuation and reproduction. The cloaca is the only opening for digestive, reproductive, and urinary tracts in these groups.

Question

Accepted Answer

All amphibians, reptiles, birds, and cartilaginous fish have a cloaca. A few mammals also have this single orifice. Most placental mammals have separate openings for evacuation and reproduction. The cloaca is the only opening for digestive, reproductive, and urinary tracts in these groups.

Which Animal Groups Have a Cloaca Instead of Separate Openings?

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