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amphibian
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banded fire salamander (Salamandra terrestris) Green frog (Rana clamitans melanota).
Follow an amphibian's life cycle from an underwater egg to a land-roving organism
olympic torrent salamander (Rhyacotriton olympicus)
How do lungless salamanders breathe?
How hibernating frogs survive in freezing temperatures
Amazon leaf frog life cycle of the European common frog salamander larvae representative urodeles
For Students
Green frog (Rana clamitans melanota).
amphibian summary
Quizzes
Sea otter (Enhydra lutris), also called great sea otter, rare, completely marine otter of the northern Pacific, usually found in kelp beds. Floats on back. Looks like sea otter laughing. saltwater otters
Animal Group Names
Lion (panthera leo)
Deadliest Animals Quiz
Young chimpanzee dressed in a shirt and sweater vest, scratching his head thinking. (primates)
Wild Words from the Animal Kingdom Vocabulary Quiz
Mute swan with cygnet. (birds)
Match the Baby Animal to Its Mama Quiz
Black eyed tree frog (Agalychnis moreletii)
All About Amphibians
Read Next
The polka-dot treefrog (Hypsiboas punctatus).
Freaky Fluorescent Frog Found
Malayan Leaf Frog - Megophrys nasuta
9 Animals That Look Like Leaves
animal. Amphibian. Frog. Anura. Ranidae. Frog in grass.
Abundant Animals: The Most Numerous Organisms in the World
sea turtle (reptile). Green turtle (Chelonia mydas) (C. mydas) off the Hawaii Islands, Pacific Islands. Green sea turtle, chelonian. Homepage blog 2011, science and technology, animal
5 Vertebrate Groups
Spider monkey swinging in a tree. (primate, jungle animal)
Why Do Animals Have Tails?
Discover
The Jeff Koons tulips sculputure outside the Guggenheim Museums in Bilbao, Spain, Basque Country.
What’s the Difference Between Modern and Contemporary Art?
Saint Lucia Day. Young girl wears Lucia crown (tinsel halo) with candles. Holds Saint Lucia Day currant laced saffron buns (lussekatter or Lucia's cats). Observed December 13 honor virgin martyr Santa Lucia (St. Lucy). Luciadagen, Christmas, Sweden
7 Winter Solstice Celebrations From Around the World
Facsimile of one of William Henry Ireland's forgeries, a primitive self-portrait of William Shakespeare(tinted engraving). Published for Samuel Ireland, Norfolk Street, Strand, December 1, 1795. (W.H. Ireland, forgery)
The Time a Law Clerk Successfully Forged a New Shakespeare Play to Impress His Dad
Colorful winter sunset
What's the Difference Between a Solstice and an Equinox?
A mug shot taken by the regional Colombia control agency in Medellin
Pablo Escobar: 8 Interesting Facts About the King of Cocaine
Close-up of ostriches (Struthio camelus) necks and heads; location unknown.
6 of the World's Most Dangerous Birds
Coriander leaves, fresh green cilantro on wooden background, herbs
Why Does Cilantro Taste Like Soap to Some People?

The three living orders of amphibians vary greatly in size and structure. The presence of a long tail and two pairs of limbs of about equal size distinguishes newts and salamanders (order Caudata) from other amphibians, although members of the eel-like family Sirenidae have no hind limbs. Newts and salamanders vary greatly in length; members of the Mexican genus Thorius measure 25 to 30 mm (1 to 1.2 inches), whereas Andrias, a genus of giant aquatic salamanders endemic to China and Japan, reaches a length of more than 1.5 metres (5 feet). Frogs and toads (order Anura) are easily identified ...(100 of 6719 words)

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