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Amphibians are cold-blooded vertebrates (vertebrates have backbones) that don’t have scales. They live part of their lives in water and part on land.
- Poison Dart Frog
These frogs are considered one of Earth's most toxic, or...
- Red-Eyed Tree Frog
A female red-eyed tree frog has laid a batch of eggs on a...
- Mexican Axolotl
Mexican axolotl (pronounced ACK-suh-LAH-tuhl) salamanders...
- American Bullfrog
Bullfrogs live in freshwater ponds, lakes, and marshes. The...
- Cane Toad
In its native range—from the southern United States to...
- Poison Dart Frog
Amphibians are vertebrates, or animals with backbones. Amphibians were the first vertebrates to appear on land. The early amphibians were the ancestors of all reptiles, birds, and mammals.
Amphibians are cold blooded which means they become the same temperature as their surroundings. So when it's hot, they're hot. And when it's not, they'll hibernate for the winter.
8 wrz 2024 · Amphibians are animals that live on land and in water. 'Amphibian' comes from two Greek words: "amphi" and "bio". Amphi means "both". Bio means "life". Amphibians are members of the class Amphibia. The living ones are frogs (including toads), salamanders (including newts) and caecilians. They are four-legged vertebrates which are cold blooded.
Amphibians are vertebrates like mammals, birds, fish and reptiles. Vertebrates are animals that have a backbone. Amphibians can live on land and in the water. When they are young, most amphibians live in the water and breathe air using gills like a fish.
Amphibians are animals that live part of their lives in water and part on land. They have gills, fins, and legs, and can change their shape as they grow. Learn more about frogs, salamanders, caecilians, and other amphibians with fun facts and activities.
Amphibians are unlike fishes in that most types have limbs instead of fins and generally breathe through lungs and skin instead of through gills. Unlike reptiles, amphibians lack a scaly or armored covering and take in water and oxygen through their skin.
