The attitude to these animals most people is far from clear and not always friendly. Despite the fact that in nature there are many species of rodents, some of them gained fame as human Pets.
Not to mention, rodents such as mice and rats have traditionally cause a feeling of disgust and revulsion. But it if to consider them from the point of view of the carriers of infections. But pet rodents can give the joy of communicating with them, to be obedient and affectionate companions.
What we like and don’t like mice and rats
Take, for example, decorative mice. Try not to equate them with other tailed brothers who are digging in the trash near the house. These decorative animals can be variegated or solid color, can be long-haired or curly. In General, there is plenty to choose from! White mice are small animals, long ago gained fame in the laboratories. How many of them went on experimenting with different drugs, influence of physical and chemical processes. A lot of blood spoiled them and genetics. Continue reading
The most fashionable exotic animals ever domesticated, are Fenech (to do the accent on the first syllable). By themselves, they are very small, even smaller than regular cats, and are very light.
Their popularity they should be required of long erect ears, and pointed, like chanterelles, attractive face. According to Zoological studies, it was revealed that the lugs of this lovely animal, bigger than his head! They reach about 15 cm and help finecam escape from the sweltering heat, which is part of their natural climate.
The ears are also a defense mechanism. Good hearing allows you to hear any noises at a great distance and warn about the impending danger of their relatives.
They are native from deserts, so the fur is soft and fluffy, color sand – fulvous, and the bottom is white. A large number of genecov is in the Sahara. This nature causes them to come up with different ways of survival, the most important of which is finding Fenech in the afternoon they dug a hole that is very long and has a lot of moves, designed for life facilities. In these burrows is home to several families, while not interfering with each other. It’s quite a sociable animal. Continue reading
Classification based on genetic principles
Among the entire array of the domestic dog from the early stages of rock formations there are the following groups of rocks. According to the canine is the most accurate representation of the entire array of dogs, in contrast to the classification according to user properties. 1. The wolf type is the most vivid representatives of it are the sled dogs of the North-East and Dingo. 2. Spaceopoly type — voskopodobnoe close to the original forms. This type was formed in the conditions of Northern taiga and evolved relatively isolated from dogs in other regions. 3. Goniometry type . Formation type have occurred in forest-steppe and steppe zones. The earliest is called Patagonia, because their basis was formed the actual hounds, greyhounds and Mastiff similar dogs. 4. Weedy type . Formed based on the etching of protogenic dogs in open spaces — deserts and dry steppes. 5. Mastiff similar dogs are large, formed for protection, the protective functions of the shepherd’s service.
Modern typological classification of dog breeds according to the genetic principle provide an allocation of 11 rock groups. 1. Canít move. these include Spitz, huskies and sled dogs. 2. Terriers. 3. Pinscher and Schnauzer. (the second and third groups arose in the middle ages from dogs canít move. 4. Mastiff similar dogs, vklyuchayuschimisya and Shorthair Continue reading