Frogs - a group of amphibians, which consists of a large number of species. Description and photos, as well as many interesting facts you can find in our article.
To the frogs, we include all amphibians that do not have a tail, however, scientists would argue with us. Indeed, according to the scientific classification, frogs are usually called only a group of amphibians that are members of the family of real frogs.
Today, there are more than 550 species of these animals. People have a twofold attitude towards frogs: someone categorically does not accept the appearance of these animals, considering it simply vile and repulsive, but some not only sympathize with frogs, but even start them as pets.Frogs: species, description.
The structure of all frogs is almost the same: they have a large head, bulging eyes, long hind legs and a wide mouth in which there are no teeth. The legs of these amphibians are equipped with swimming membranes, frogs do not have a tail. In addition to similar features, there are differences between members of the family. Depending on the species, frogs may have a characteristic body shape. For example, copepods have a flattened body, but in the case of frog-pigs, the body, on the contrary, is very swollen. In some representatives of the family, the muzzle has a blunt shape, in others it is oblong, even slightly elongated.Sardinian disco-speaking frog (Discoglossus sardus).
The skin of the frogs is very thin, it is always moistened with mucus, which is secreted by the body of the animal. Mucus is necessary to create a protective cover for the frog: it contains substances that kill pathogenic bacteria, and also heals wounds on the frog's body. Some representatives of the family of real frogs possess mucus endowed with toxic properties, such "weapons" are given to these animals to protect themselves from enemies. However, the representatives of real frogs do not specifically have deadly mucus, which cannot be said about their relatives - poison frogs.Leopard Frog (Rana pipiens).
Color frogs, as a rule, inconspicuous. Most often, their skin has camouflage shades similar to the environment in which the frog lives. There are frogs of green, gray, brown tones, sometimes decorated with specks, stripes and specks.Chocolate-white copepod (Nyctixalus pictus).
Despite such a regularity in color, there are exceptions to the rules, for example, a tomato frog, which has red or orange skin. This color feature is warning for the enemy, because the mucus of this frog has bonding properties and can even glue the mouth of a snake!Spotted Pig Frog (Hemisus guttatus).
Frogs are usually small in size: the average body length varies from 7 to 15 centimeters. However, such a mini-frog as the Cuban whistler grows only to 11.8 millimeters. There are, on the contrary, giant frogs, these include the goliath frog. It grows to 32 centimeters.Tomato frog, or tomato squirrel (Dyscophus antongilii).
These amphibians inhabit all continents, with the exception of Antarctica. Settle in different landscapes, they can be found in the mountains, forests, tundra and desert. Frogs inhabit tropical forests and the banks of water bodies. The activity of all species is different: someone hunts at night, there are also species that are tireless all 24 hours.Pond, or edible frog (Rana esculenta).
In the way of life, representatives of the family of real frogs are loners. They are settled and only during the breeding season can they migrate for short distances over short distances. In winter they are in hibernation.Jumping is the main way of moving frogs.
The nutrition of these amphibians is made up of a variety of insects: mosquitoes, dragonflies, bugs. Large species can afford larger prey, for example, chicks of some waterfowl, small snakes and small rodents, as well as bats and other frogs.Nest of gray grabbing frog (Chiromantis xerampelina).
Reproduction in frogs occurs by laying eggs. In one clutch their number can reach 20,000! The period from the beginning of incubation to complete transformation into a frog is, depending on the species and climatic zone, from 40 to 120 days.Tadpole of the Spur frog (Xenopus laevis).
In nature, a variety of birds hunt frogs: storks, herons, kingfishers, shrikes. In addition, frogs are also attractive for animals: wild boars, bears, coyotes, hedgehogs, foxes, badgers - each of these animals from time to time feasts on frog meat.Purple Frog (Nasikabatrachus sahyadrensis).
Still frogs have to be wary of crocodiles, snakes, and even pikes and tropical spiders! It's no secret that even for people, frog meat is a delicacy.Spurian albino frogs in an aquarium.
It is believed that it resembles chicken meat, though not every lover of exoticism is ready to taste such a dish, apparently, an image of mucous skin and unsightly appearance immediately appears in my head ... which becomes a kind of barrier to try this delicacy.