Archive for December, 2007

The Various Amphibians

Monday, December 17th, 2007

Newts, salamanders, frogs and toads are all amphibians. Such animals can be the specimen during dissection class of the students, which can be examined by means of microscopy using a microscope like the stereo dissecting microscope. These animals depend on external temperatures to keep their bodies sufficiently warm to continue living. The term amphibian means […]

The Rising Pathogen in Bullfrogs

Monday, December 17th, 2007

Cutaneous chytridiomycosis is a rising fungal illness of amphibians responsible for a series of mass die-offs, population deteriorations and annihilations of amphibians on an international scale. The demised amphibians can be further examined by means of microscopy using a microscope such as stereo dissecting microscope. In wild, vulnerable species, chytridiomycosis may be capable to initiate […]

The Pickerel, Mink and Bull Frogs

Monday, December 17th, 2007

Pickerel Frogs have spots but with variable rectangular brown spots in rows, which can be better viewed with the help of microscopy using a microscope such as stereo dissecting microscope. The rectangular brown spots are the main means to tell them from Leopard Frogs, which have black oval spots of which can be differentiated clearly […]

The Green, Wood and Northern Leopard Frogs

Monday, December 17th, 2007

Green Frogs have the appearance of something like minute Bullfrogs, but their color varies from yellow to green or bronze, at times with brown spots on the backside. Such skin colors are better viewed through microscopy under a microscope like the stereo dissecting microscope. Certain males specifically frogs in shaded woodland ponds, are black on […]

The Eastern American Toad and the Northern Spring Peeper

Monday, December 17th, 2007

Frogs and toads are amphibians like with their tailed cousins the salamanders. Their skin is typically smooth and moist. Certain portion of the life cycle transpires in water. The frog face includes a wide mouth, two large uncovered eardrums, protruding eyes with transparent lids and some sort of inflatable vocal sac. The vocal sac, commonly […]