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Early amphibians had moist breathing sacs called?
Gills, the larval forms of amphibians still have gills wich drop off eventually at the end of metamorphosis.
What is special about the life cycle of amphibians?
Amphibians are the only vertebrates with a larval stage.
Do reptiles have a larval stage?
No, reptiles do not have a larval stage. Unlike some amphibians and insects, reptiles hatch from eggs in a form that resembles miniature adults. They do not undergo metamorphosis like amphibians that have larval stages such as tadpoles.
What animal has gills in the larval form?
Amphibians
Which tetrapod has a larval stage that breathes using gills?
Amphibians
Do amphibians have lateral lines?
Yes, many due in their larval form.
Why are tadpoles not classified as fish?
Because they are the larval stage of amphibians, and are not fish.
What are the 2 major parts of amphibians?
Amfibians have a larval stage and a (sub)adult stage.
What are the characteristics of amplibians?
Amphibians are cold-blooded vertebrates that typically have moist, scaleless skin, lay eggs in water, and undergo metamorphosis from larval to adult forms. They usually have four legs (although some are legless) and breathe through their skin or lungs. Amphibians include frogs, toads, salamanders, and newts.
Do earthworms development involve larval forms?
no they dont
How do amphibians differ from other chordate classes?
Coelmata, three tissue layers, and in the larval state they posses a notochord.
Amphibians can live on both?
Amphibians can live on land and in water.
