how to tell the difference between a newt and a salamander?
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There are only a few subtle differences. As adults, newts live a semi-aquatic to aquatic life, while adult salamanders live a mostly terrestrial life except for when they're breeding and laying eggs. Most newts have webbed feet and a paddle-like tail, which make it easier to live in the water.
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There are many ways to tell the two apart, but the easiest way is to look for “barbels” or “whiskers” near the mouth. Koi will have these barbels on the lips, while goldfish will not. Also, goldfish tend to be much smaller and exhibit more variety in body shape than koi.
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Defining characteristics of these creatures include moist, scaleless skin and the fact that they are cold-blooded. Amphibians absorb water and undergo gas exchange through their skin. There are three orders of amphibians. Urodeles have legs and a tail, such as salamanders.
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Frog vs. All toads are frogs, but not all frogs are toads. Both are species of amphibians. Frogs spend their lives close to water, but toads are able to venture farther onto dry land. Toads are often brown and have dry, bumpy skin.
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Axolotls can grow on average to a length of 9 inches (20 centimeters), but some have grown to more than 12 inches (30 cm) long. In captivity, the salamanders live on average for 5 to 6 years, but some have lived for up to 17 years, according to the University of Liverpool's The Animal Ageing and Longevity Database.
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A newt is a salamander but not all salamanders are newts. There are 9 different families of salamanders and the family Salimandridae contains all of the various newt species. The axolotl is a member of the family Ambystomatidae, which includes many different types of mole salamander.
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Both amphibians make up the order Anura in the animal kingdom, but there are some key differences. Most frogs have long legs and smooth skins covered in mucus. Toads generally have shorter legs and rougher, thicker skins.
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more in Science Q&A That is to say that, technically, toads are a kind of frog. Generally, frogs spend most of their lives in or near water. Toads on the other hand, get out on land a little more and find their way into gardens and yards. Frogs also usually have moist slimy skin, while toads have dry bumpy skin.
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An Eastern red-spotted newt. Newts are small semi-aquatic amphibians that look like a cross between a frog and a lizard.
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If they are juveniles it should be easy to tell the difference. Another thing to look for is the scales on their backs. Kingsnakes have completely smooth scales, where Black Rat's have a slight keel (ridge) in the center of their scales on and along their backs.
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Toads. Like frogs, toads are amphibians. They differ from most frogs because they have dry skin, warts, crests behind the eyes, and parotoid glands. The parotoid glands produce a poisonous secretion that helps the toad defend itself from predators.
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They are classified into three orders: frogs and toads, salamanders and newts, and caecilians. Frogs and toads are adapted for jumping. Salamanders and newts may walk or swim. Caecilians live in the water or soil and are the only amphibians without legs.
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Habitat. Newts can be found all over the Northern Hemisphere in North America, Europe, Asia and north Africa. Some live on land while others live almost exclusively in water. For example, the alligator newt lives on the southern islands of Japan in swamps, forests, grasslands and croplands.
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How do I tell the difference between frog, toad and newt spawn / tadpoles? Spawn is laid in clumps in shallower water. On hatching, tadpoles are black and will stick together in a writhing mass. As they develop, tadpoles become mottled/brown and do not shoal.
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Frogs are also typically longer than toads. Also, frogs have smooth, slimy skin; toads have dry, bumpy skin.
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The most easily noticed difference between the species (besides size) is the shape of the head and teeth. Freshwater crocodiles have longer and thinner snouts, with a straight jawline, and all their teeth nearly equal in size. Saltwater crocodiles have a broad, powerful-looking snout, with an uneven jawline.