As a general rule, but if we believe, frogs, the overall picture called "True frogs "....
Members of the family Ranidae, with over 400 species.
These frogs have characteristics:
* Two eyes dished
* Good for a long time, a network of background feet, to jump and swim
* Smooth skin or mucous membrane (usually frogs rather humid environment)
* Frogs tend to place the eggs in clusters.
The frogs of this family are found on all continents except Antarctica. They are regarded as the "real frogs, because its general body shape and history of life: the so-called generic frog.
The members of this family are part of horse frog, the frog, green frog, leopard frog, Seefrosch, pickerel frog, the frog and wood.
Toads
The notion of toads instead on "True toads "....
Bufonidae family members, with over 300 species.
These species of frogs, are characterized by:
* Stubby with the rear legs short (for hiking instead Hopping)
* Warts and dry skin (usually prefer dry-climate)
* Paratoid (or poison) glands behind the eyes
* The cartilage chest toads also differs.
* Toads tend to place the eggs in long chains. (There are a few toads (Nectophrynoides genres), however, are the only types of anurans to raise young people's lives!)
True toads are in the world, except in Australasia, polar regions, Madagascar and Polynesia, but has been artificially Bufo marinus in Australia and some South Pacific islands.
Bufo addition, the family includes 25 species, all of which, like frogs, frog!
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