👉 Hemiopsida is a class of animals that includes fish, amphibians, reptiles, and birds. It also encompasses some mammals like mammals with fur. The term "hemisphincter" refers to the two ventral openings on the head or neck of these animals.
👉 Hemiopsida is a class of animals that includes fish, amphibians, reptiles, and birds. It also encompasses some mammals like mammals with fur. The term "hemisphincter" refers to the two ventral openings on the head or neck of these animals.
