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Crocodile stomach always lumpy shaky, it's because they swallow everything from turtles, fish and birds to giraffes, buffaloes, lions and even other crocodiles. Due to such a situation should rocky appeared alligator's stomach. We swallow large stones that stay permanently in their bellies. These stones can also be used for ballast in diving.

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Parenting is not a small thing for the whales, their young when, after 10-12 months in the womb of the mother 1/3 lengths (9 m with a baby blue whale) . The mother squirts milk into the newborn's mouth using muscles around the mammary gland while the baby clutching mothers ti. With nearly 50% fat, whale milk has 10 times more fat than human milk, which helps calves achieve rapid growth, nearly 9 kg per day.

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Have you ever had a long trip without a wrong turn times, not encountered the driver he was stubborn and struggling with the map? Of course not, you're not a bird. Pigeons can fly thousands of kilometers to find the right place without any difficulty. Some birds, like the Arctic tern, carried out 40 233 km round trip each year. Many species use magnets within the person to find a way corresponding to the Earth's magnetic field. A 2006 study suggests that pigeons also use familiar landmarks on the ground to help them find their way home.

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Beaver almost no activity during the winter, they live on the food has been stored in advance or the deposits of fat in their distinctive tails. Beaver maintain energy by avoiding the cold outdoors, we'd rather be in the dark cave. The result is the rodent does not have the concept of time and we developed a free 29-hour cycle of the day.

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With eyes and a hi ti into hiding underground, African mole rat has long been regarded as almost blind, his eyes just to feel air movement, not to look. But a new study found, the mole actually still visible, and they just do not like what they see. Visible light means that a predator has broken into a tunnel.

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It's a mistake to think that evolution created selfish animals concerned only his survival. Altruism appears in those cases when it can help preserve the genes are similar to themselves. These fledglings help each other by creating a special cry when eaten. This call announces the search for food for the next is very closely related and share many genes with him. The key to natural selection is not to create the best healthy animals, which is the best genes, so the priority action that close relations will always grow.

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With so many land creatures to wonder at, it is easy to forget the outrageous behavior at sea. Hermaphrodite condition occurs in many species of fish than any vertebrate yet. Some fish change sex to adapt to climate change. The other children at the same time the agency possesses both male and female genders.

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The giraffe has long neck geese to scramble leaves with other herbivores. Despite the height advantage is obvious, but we are still having some other disadvantages. Tim must operate 2x cow to bring blood to the brain and require a complex system of blood vessels to ensure blood does not rush to the head when bent over. At the bottom, leather legs must then be extremely tight to prevent blood pooling at the hooves.

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Elephants have the largest brain in the animal travel on Earth - almost 5 kg, but they can use the latest? Intelligence is hard to quantify in humans and animals, but only EQ (encephalization quotient), the ratio between the size of the animal brain with brain size should have in total body weight, with the interrelationship with the ability to handle the challenges and obstruction. The index average elephant EQ in 1.88. In humans is 7.33 to 7.69, and the chimpanzee was 2.45, pigs 0.27.

dParrot words often are brainless sentences. But research in the last 30 years shows that not only parrots mimic human. We can handle the language as a child 4-6 years old. We can understand the meaning of words like "same", "different", "bigger", "larger" and the numbers. What is interesting is that they can than combine the phrases are very creative way.