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Adult frogs do not have tails and caecilians have only very short ones. [69] Didactic model of an amphibian heart. Salamanders use their tails in defence and some are prepared to jettison them to save their lives in a process known as autotomy. Certain species in the Plethodontidae have a weak zone at the base of the tail and use this strategy ...
The frog's skin is green on top, but the skin on the glass frog's stomach is just as translucent as its name suggests. You can even see its organs through the skin, especially its heart, liver ...
Male frogs have a noticeable hook protruding from its spine, presumably used to fight other frogs, or defend its territory or the eggs. They are fierce fighters who will occasionally engage in a wrestling matches with other intruding frogs. The female species are slightly larger and lacks this particular feature. [6]
Frogs have a highly developed nervous system that consists of a brain, spinal cord and nerves. Many parts of frog brains correspond with those of humans. It consists of two olfactory lobes, two cerebral hemispheres, a pineal body, two optic lobes, a cerebellum and a medulla oblongata.
A lymph heart is an organ which pumps lymph in lungfishes, amphibians, reptiles, and flightless birds back into the circulatory system. [1] [2] In some amphibian species, lymph hearts are in pairs, and may number as many as 200 in one animal the size of a worm, while newts and salamanders have as many as 16 to 23 pairs of lymph hearts.
A few species deposit eggs on land or bypass the tadpole stage. Adult frogs generally have a carnivorous diet consisting of small invertebrates, but omnivorous species exist and a few feed on plant matter. Frog skin has a rich microbiome which is important to their health. Frogs are extremely efficient at converting what they eat into body mass.
Triprion spinosus, also known as the spiny-headed tree frog, spiny-headed treefrog, spinyhead treefrog, coronated treefrog, and crowned hyla, is a species of frog in the family Hylidae. [4] It has a spotty distribution in Panama , Costa Rica , Honduras , and southern Mexico .
Teratohyla midas (common name: Santa Cecilia Cochran frog) is a species of frog in the family Centrolenidae, which are also known as glass frogs.The species Teratohyla midas was first recorded in 1973 by Lynch, J. D., & Duellman, W. E. [4] This Amazonian species appears to be semi-transparent with gold flecks on its back.