The rarest breed of dog is Chinook, which was originally launched in New Hampshire in the early XX century as sled dogs. Even at the peak of popularity the number of dogs of this breed was less than 300 individuals, and by 1966 dropped to 125 later in '12 had only 28 dogs of this breed, but since then their number has more than doubled thanks to the efforts of the Association of Owners Dog breeds Chinook. In September 1985 in New York, was born six puppies, and breed began to count 76 individuals (all - in the US). To include very rare species as well: American hairless terrier and Cau de Fila de San Miguel.
Danish dog from Sacramento (California, US) named the world's tallest dog. The dog named Gibson upright reaches 2 meters and 10 centimeters.
Bassethaund living in the German city of Fulda hit the Guinness Book of Records for his longest ears in the world, whose length is 33.2 centimeters. Ears dog named Jack is so long that sometimes comes to them. He has to constantly make efforts that they are not dragged on the ground.
The smallest adult dog breed Yorkshire terrier (1944) - his weight was 113 grams. Besides yorkshyrtsiv smallest dog found among rocks chihuaha (length 12.5 cm at the withers) and dwarf poodle.
The dog named Saur (Saur), or Suyinh (Suening) was the head of state in the eleventh century AD within three years. Norwegian king, angry at his surroundings, refused the throne and demanded that the court and the wife gave favors dog as he was king.
Ancient Greek dog named Soter (Soter) was one of the 50 ancient Greece watchdogs that reflect enemy attack; in battle he is the only survivor and ran to the gates of Corinth to warn residents of the dangers that threatened them.
Dogs full color vision have not. Guide dogs can not distinguish red from green traffic light, so they are oriented in the flow of traffic. In greyhound dogs among the best vision.
Dogs perceive a moving object rather than a person. However, they perceive less detail object. When the subject is far from static, for dogs it is almost invisible. Studies have shown that dogs can not see its owner if it is at a distance of 300 yards (about 270 meters) and not moving. On the other hand a person sees a dog at a distance of a mile if he waving his arms. Dogs have a broader review than a man. See hound an angle of 270 degrees, but usually dogs have a review of the order of 250 degrees. But the man is able to inspect 180 degrees.
Each dog has three eyelids: top, bottom and side - it is hidden in the inner corner of the eye. The third eyelid can come and sail in from the corner of the eye in order to clean the surface of the eye.
In 42 dogs teeth. Six pairs of sharp incisors in front. Two pairs of large canines. Other teeth - root (premolars and molars). Cutters and canines dog are especially needed, he bites them and breaks food.
Dog tongue needed in order to guide food into the throat, licking for wool and for temperature control. When overheated dog body language and put forward cooled. But the dog sweat through the pads on the feet, released through the skin sweat a little.
It was established that dogs can hear sounds at up to 35 kHz. For comparison, the upper limit of human hearing - 20 kHz.
Man and dog have a 97% joint in the structure of genes. It is natural that we take well to their close relatives.
The brain weighs 100 grams dogs, cats - 32 h
After parting with the owner, the dogs go barking briefly and higher tone. When the doorbell rings, the dog react loudly and abruptly, sometimes going on extended "superhavkit." While playing, these animals bark rough, high voice.
Properly trained Arab greyhounds never kill his venison, but only snack beast bundles on their hind legs. This is done in order to not spoil rancid in the heat.