Lungfishhave a unique respiratory system, having both gills and a lung. It is the only type of fish to have both organs, and there are only six known species around the world. Do frogs use gills to breathe? When a frog egg hatches, a wiggly tadpole emerges that can live only in water...
This is the largest group of fish, including goldfish, tuna, trout, and catfish. They have skeletons made of bone rather than cartilage, and their bodies are covered by bony scales. ... Another type of bony fish, the lungfish, is unique among fish because, as the name suggests,they hav...
Did amphibians evolve from lungfish? Are humans mammals or amphibians? Are dolphins cartilaginous fish? Is a horned frog a reptile or amphibian? Are reptiles and amphibians ectothermic? Are aquatic frogs amphibians? Do jawless fish have teeth? Are squids vertebrates? Is a toad an amphibian? C...
Do bony fish have lungs? Biology. All bony fish possess gills. For the majority this is their sole or main means of respiration. Lungfish and other osteichthyan speciesare capable of respiration through lungsor vascularized swim bladders. ...