dolphins

Dolphins are highly intelligent marine mammals, in addition to the natural systems that complement the body is very complex. So much technology inspired by dolphins. One example is the skin of dolphins are able to reduce friction with the water, so that dolphins can swim with a bit of water resistance. It is used by swimmers to design swimsuit-like skin of dolphins.
Dolphins have a system that is used to communicate and receive excitatory called sonar system, this system can avoid objects in front of the dolphins, so avoid the collision. The technology is then applied in the manufacture of submarine radar. Dolphins are mammals. They live in the sea and rivers throughout the world. Dolphins are whales and dolphins kerebat. There are more than 40 species of dolphins.

Baby dolphin newborn will be brought to the surface by the parent to be able to breathe air. Dolphins need to rise to the surface to breathe to stay alive. Dolphins breathe through vents located at the top kepalnya. Body is sleek and slim, very suitable for swimming. Parent dolphins to feed the baby with milk is tasty and provide energy for their children to grow up. Each child dolphins always near its mother could protect from harm. Dolphins always maintain a relationship with their children to grow larger. Parent dolphins calling their children with special whistles that they can identify with.

 Dolphins live and work in groups or so-called herd. They often play together. A dolphin can not sleep well under water. He could drown. Therefore, he was half asleep several times in a day. Dolphins eat squid and fish like gray mullet. Some dolphins herd schools of fish to be easily captured. Dolphins looking for a way to transmit sound in water. If the noise of an object, the sound will be reflected back as an echo. Some, noise in the ocean due to oil drilling can be confusing dolphins. They will have difficulty in sending and receiving messages.

Humans always interested in the story of dolphins. The Romans had created a mosaic picture of dolphins around 2,000 years ago. Now, happy man swimming in the sea along the clever and friendly animals such as dolphins. Dolphins have to be careful of sharks that might attack them at any time. They protect themselves with teeth, sometimes they use their beaks as a ramrod. Humans can catch a lot of fish for the dolphins for food. Sometimes, dolphins caught by fishing nets. They can not inhale on the surface, consequently they sink. When hazardous chemicals dumped into the sea, the waste can poison the food eaten dolphin. The construction of dams in rivers and lakes drying, leaving little room for animals like dolphins to live in Brazil.

Dolphins are classified as intelligent mammals. Dolphins can help humans, when dolphins are trained, even their circle of flames can break through. Sea lions, primates, whales and dogs also includes an intelligent animal. Dolphins trained to perform a variety of attractions and they also can count, but not wild dolphins can perform a variety of attractions. Today, dolphins and whales are scarce, the dolphins and whales should be protected. Dolphins and whales have begun to be protected worldwide.