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HomeHomework HelpbiologyAmphibians

Amphibians

Amphibians are a class of cold-blooded vertebrates that typically undergo a life cycle involving both aquatic and terrestrial stages, characterized by moist skin, the presence of lungs in adults, and the ability to reproduce in water. This group includes frogs, toads, salamanders, and newts.

beginner
2 hours
Biology
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Overview

Amphibians are a unique group of cold-blooded vertebrates that play essential roles in ecosystems. They undergo a fascinating life cycle that includes metamorphosis, transitioning from aquatic tadpoles to terrestrial adults. Their diverse habitats and adaptations allow them to thrive in various envi...

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Key Terms

Metamorphosis
The process of transformation from an immature form to an adult form in two or more distinct stages.

Example: Frogs undergo metamorphosis from tadpoles to adult frogs.

Ecosystem
A community of living organisms and their physical environment interacting as a system.

Example: Wetlands are vital ecosystems for many amphibians.

Cold-blooded
An organism whose body temperature varies with the temperature of its environment.

Example: Amphibians are cold-blooded and rely on external heat sources.

Habitat
The natural home or environment of an animal, plant, or other organism.

Example: Amphibians can be found in forests, ponds, and swamps.

Biodiversity
The variety of life in the world or in a particular habitat or ecosystem.

Example: Amphibians contribute to the biodiversity of ecosystems.

Tadpole
The larval stage of an amphibian, typically aquatic and with gills.

Example: Tadpoles are often seen swimming in ponds.

Related Topics

Reptiles
Reptiles are cold-blooded vertebrates that include snakes, lizards, and turtles, sharing some similarities with amphibians.
intermediate
Ecosystems
Ecosystems encompass communities of living organisms and their interactions with the environment, including amphibians.
intermediate
Conservation Biology
Conservation biology focuses on the preservation of biodiversity, including the protection of amphibian species.
advanced

Key Concepts

Life CycleHabitatAdaptationsConservation