Amphibians are animals with thin skin and moist, which do not occur in the external scales or hairs. These animals are not incapable of maintaining their body temperature constant by external mechanisms, so they are called cold-blooded animals. Thin skin, rich in blood vessels and glands have that allows them to use in respiration, water absorption and defense. They may be an aquatic or terrestrial.

What are amphibians? Amphibians are cold-blooded animals such as frogs, caecilians and salamanders.

They metamorphose from a water-breathing form, either to an air-breathing form or to a paedomorph that retains some of its juvenile characteristics.

Amphibians can be found in all three forms around the world. The map below details their density in each location.

Amphibian Facts

• Amphibians are divided into three groups which include newts and salamanders, frogs and toads, and caecilians.
• There are between 5,000 and 6,000 species of known amphibians alive today.
• The first amphibians appeared approximately 370 million years ago during the Devonian Period.
• Amphibians were the first four-limbed vertebrates.
• Amphibians have a simple body structure, when compared to other vertebrates.
• Amphibians have delicate, permeable skin.
• A group of salamanders known as the plethodontids have no lungs.
• Most amphibians have a life cycle that progresses through three stages.
• The largest amphibian is the Chinese giant salamander.
• Amphibians are declining around the world.

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So you are in the market for a pet frog, toad or salamander and you are wondering what your first step should be? We can spell it out in one word: RESEARCH. Because there are literally thousands of amphibians to chose from, before purchasing one you need decide which one is going to work best for you.

If you are thinking that an amphibian would make a great pet because they are low maintenance, think again. Read the rest of this entry »

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