We’ve learned that the relationship determines the resemblance: is it fair to expect a couple blue-eyed blondes have the same blonde kid with eyes of heavenly color. However, the nature of the known and far more intricate family ties. Quite often, ties of blood unite the species, do not resemble each other neither in outward appearance nor the way of life. Introducing animals that you would never have thought that they were siblings.
Already for anybody not a secret that whales and dolphins, although looks very similar to fish, are mammals. They breathe air, feed their young milk, and their tails are fused hind limbs. It is not surprising that scientists have searched for the ancestors of cetaceans among land animals. For a long time it was believed that their ancestors were mezonigie is curious of the extinct mammals that unites the signs of carnivores (eat meat) and ungulates (instead of feet had hooves). However, recently it was revealed that the closest relatives of whales and dolphins are hippos the representatives of the group of ungulates that includes pigs, camels, giraffes and deer. As shown by genetic analysis that whales and hippos there is a common ancestor that lived 50-60 million years ago. The degree rodstvenikam great that it was even proposed to create a common squad cytopathicity.
As you know, “born to crawl — can not fly”. But for nature there are no rules. Albatrosses and petrels — the true kings of the sky. Continue reading
This is the most common misconception owners. These statements inspire buyers of purebred animals breeders for the purpose of obtaining alimony puppies and kittens. It should be noted that if the animal and give birth to healthy, mating, at least, should be carried out through the chute, i.e. one to three times a year! Such a conclusion can be drawn from the fact that pregnancy lasts have allowed, on average, two months and lactation for two months, and, without waiting for its termination, some females are ready for fertilization! In this regularity we do in fact make regular cleansing of the uterus and may prevent its inflammation, but the whole body, of course, works on the wear. In nurseries, even in good conditions, miniature dog breeds and exotic cats rarely give birth on their own and infrequently there are animals older than three years.
“We need to make our boy’s girlfriend”
The female can give birth 1 to 3 times a year. Unleashed male must cover at least 1 time per month, and ideally once every two weeks, otherwise prostatitis and mental problems are inevitable. To achieve such regularity of mating, the male must be very valuable in genetic terms and a good result in show trials, to prove with the first litters that steadfastly conveys his qualities and is an improver of the breed, not only dagnone to be alternates – related close males. Continue reading
The cat is now one of the most popular Pets. The so-called animal companion. Once thought that the domestic cat is a separate species. In fact, this predator, is a mammal of the cat family. Now familiar to all of us the cat is considered as a subspecies of forest cat. It was domesticated about 10 thousand years ago. According to some data, today, worldwide, there are about 600 million pet cats. They all belong to one of 256 species. This long-haired (Persian cat) and a fully bald (Sphynx). And all so different.
Cats grow all different. Relating to size. The smallest cat breed Singapore. An adult animal reaches 2 pounds of weight. By the way, they entered in the Guinness Book of records as the smallest. But for the title the barley house cat fighting two breeds. This is Asher and Maine Coon (Maine Coon cat). For a long time the Maine Coon held the palm. Mature males of this breed can weigh up to 10 pounds. And externally the animal looks like a lynx, he has the same ear tufts and tiger feet. There are similarities and Ocheretyany kit. However, unlike wild cousins, the Maine Coon is quite friendly. Continue reading