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Animals in the class Amphibia spend part of their lives under water and part on land. Frogs, toads, and salamanders are amphibians. Many of these species must keep their skin moist by periodically returning to wet areas.
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anthro.palomar.edu/animal/animal_4.htm
anthro.palomar.edu/animal/animal_4.htm
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Amphibians comprise a large and diverse class of animals. Usually placed in the same sentence as reptiles, they are really quite different. The term "amphibia" means aquatic and terrestrial, as amphibians are as just at home on land as in the water.
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www.angelfire.com/mo2/animals1/amphibian/amphibia.html
www.angelfire.com/mo2/animals1/amphibian/amphibia.html
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More widespread than salamanders, these lively animals are also less secretive. But they too are mostly nocturnal (the Northern Cricket Frog and the Oak Toad are among the exceptions), resting during the day in trees, or under leaves, undetected unless they leap out from under your feet.
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www.gopetsamerica.com/animals/species/amphibians.aspx
www.gopetsamerica.com/animals/species/amphibians.aspx
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Amphibians, information about animals from the class amphibia or the amphibious animals. ... Amphibians can ovipares beings, viviparous animals and ovoviviparous what means that some spawn, some give youngs formed well or they can have youngs formed in an envelope a little as an egg. The majority undergo important...
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www.wildnature.us/amphibians-a.htm
www.wildnature.us/amphibians-a.htm
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Pursuant to section 60 of the Animal Products Act 1999, I notify the following overseas market access requirements, entitled zoological animals and birds (class: aves, reptilia, amphibia, and orders: cetacea, monotremata, pholidota, pinnnipedia, sirenia, tublidentata) to Singapore.
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www.biosecurity.govt.nz/exports/animals/omars/zooaniec....
www.biosecurity.govt.nz/exports/animals/omars/zooaniec.sin.htm
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Savannah River Ecology Laboratory's Herpetology Lab Home Page; ... Looking for something in particular? the entire directory only this category ... Home : Biological Science : Plants Animals and The Environment : Zoology : Class Amphibia...
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www.mhhe.com/links/1253/1249/1178/842/index.html
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Amphibia refers to "double life", or life in water and on land ... Includes the salamanders, frogs, toads, and caecilians with approximately 3,900 spp. ... Three primary orders of Amphibia within the Subclass Lissamphibia...
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www.shsu.edu/~bio_mlt/AMPHIBIA.html
www.shsu.edu/~bio_mlt/AMPHIBIA.html
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www.ncl.ac.uk/hancock/publications/vertebrate/cata5.htm
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ORDER ANURA: FROGS AND TOADS ... FAMILY BUFONIDAE: TRUE TOADS ... Description: Large (up to 10 cm SVL) gray, brown or reddish brown toad with numerous dark spots on back and heavily mottled chest and belly. Habitat: Virtually the entire park. Particularly where bodies of water are available for reproduction.
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www.nps.gov/prwi/amphibians.htm
www.nps.gov/prwi/amphibians.htm
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