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Amphibians

Known as: Amphibia, Amphibian 
A taxonomic class of vertebrates that include frogs, toads, newts, salamanders, and gymnophiona. Amphibians are cold blooded land animals that lay… 
National Institutes of Health

Papers overview

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2002
2002
Genetic differentiation of Rana temporaria from the Pyrenean and Cantabrian mountains in Spain was studied by means of allozyme… 
1985
1985
The relationship between cloacal gland secretion and spermatophore structure is described for Desmognathus ochrophaeus. The… 
1980
1980
The epidermis and the gill epithelium of larval intrauterine Salamandra salamandra were studied by the electron microscope. Both… 
1966
1966
1. An axon which, in addition to the single excitatory axon, innervates the anterior coxal adductor muscles of locusts and… 
1965
1965
1. The systemic blood pressure of Rana pipiens and R. temporaria is slightly higher than the pulmocutaneous pressure at systole… 
1940
1940
IT is well known that colour changes of animals may be brought about by (a) direct action of light, heat and other stimuli on the…