The body is elongated without limbs. Body length from 10 cm to 12 m.
From legless lizards snakes differ a movable coupling of left and right parts of the jaws (which gives the ability to swallow prey whole), no moving of the eyelids and the tympanic membrane, lack of the shoulder girdle.
The teeth are sharp and thin, adnate to the edges of the jaw bones or connected to the jaw using special cords. Poisonous snakes have large, sharp, curved back teeth. These teeth have a groove on the front surface or internal channel through which the poison in the sting gets into the wound. Do Viper snakes because of their mobility shortened maxillary bones poison fangs can rotate 90°. Poisonous teeth in some cases (Gabon Viper) reach a length of up to 4,5 cm.
Snakes are distinguished by a large number of vertebrae (200 to 450).
The eyes are covered with a kind of “lenses” — fused transparent eyelids. External ears are absent, however, snakes can feel vibrations from the earth and sounds in relatively narrow frequency range.
Compared with other reptiles, snakes have the most developed body of thermal sensitivity, which is on the front hole between the eye and nose on each side of the head. I alkoholowych snakes turbolocator allow to determine even the direction of the source of thermal radiation. However, they perceive infrared radiation from surrounding objects, electromagnetic waves, namely as heat. Continue reading
Pets always bring home a lot of joy, so today almost every house boasts of your pet. Some people prefer to have a quiet and peaceful fish, someone more like funny rodents, well, someone decides to have a real friend – a dog or a cat. Exotic Pets are increasing in our homes.
There are also people who wish to have at home an exotic other, for example, status in society or simply for the love of a specific animal.
However, they do not think that most exotic animals are not suited to life in captivity, therefore, as a rule, in such conditions they live only a few years or even less. This article will talk about what exotic animals are most common among Pets.
Exotic Pets – a tarantula
This giant spider is known to all. Tarantulas are considered to be dangerous spiders, though not actually represent a particular threat to humans. Tarantulas are rarely aggressive and their venom can generally be considered harmless for an adult person. Poisonous tarantulas are never sold in pet stores and to go into the jungle after them, hardly anyone will want. Choosing this giant, it should be remembered that males in captivity can live for only two years, while females can live even twenty years. Continue reading
The Thai cat is one of the oldest breeds of cats existing in the world.
Thai cats, which is sometimes called starobinskii, are of Siamese origin, which has not changed under the impact of the standards. And Thai and Siamese originating from the former Kingdom of Siam, now Thailand.
Vodilos just a sort of a rarity in this land, and belonged to cats of the Royal family. Of course, because they were considered as guides of souls of noble personages in the world of eternal rest.
The people of the country worshipped amazing creatures, poets dedicated to them poignant poetic lines, and the royals took care of rare cats as a precious relic. Only in the late 19th century Siamese cats became from time to time to leave the Fatherland. And here since then the history of the breed splits in two.
Part Siamese was subjected to intensive crossbreeding with other breeds, resulting in their appearance has undergone some changes: there are new types of color, the body lines became more elongated, the backbone is lighter, and the head took a wedge shape.
The other part remained intact, as enthusiasts of the natural appearance of these cats has made considerable efforts in order to preserve all the characteristic features of the breed. Due to this, the traditional type Siamese look segodnyaschy also looked like the Royal Pets for many centuries. Now, representatives of this – which retain their original appearance – branches proudly are called Thai cats. Continue reading