Dolphins have a system that is used to communicate and receive excitatory called sonar system, this system can avoid objects in front of the dolphin, so to avoid a collision. This technology is then applied in the manufacture of submarine radar. Dolphins are mammals as dolphins are mammals. They live in the sea and rivers throughout the world. The dolphins are whales and dolphins kerebat. There are more than 40 types of dolphins.
Baby dolphins 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 air through a hole located at the top of its head was clearly. His body is sleek and slim, very suitable for swimming. Parent dolphins to feed the baby with milk that is savory and provide energy for her son to grow up. Each child dolphins always near its mother, so the mother could protect from danger. Dolphins are always keeping in touch with their children to grow larger. Parent dolphins calling their children with special whistles they can identify with.
The dolphins live and work in groups called a 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 such as gray mullet. Some dolphins herding a shoal of fish to be easily captured. Dolphins find a way to transmit sound in the water. If the noise on an object, the sound will be reflected back as an echo. Some, due to noise in the sea oil drilling could confuse the dolphins. They will have difficulty in sending and receiving messages. Because dolphins can communicate, so a dolphin called the most intelligent animals, exceeding simpanze.
Humans always interested in the story of a dolphin. The Romans had created a mosaic picture of dolphins around 2,000 years ago. Now, happy man swimming in the sea with intelligent 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 the beak as a ramrod. Humans can catch a lot of fish for the dolphins for food. Sometimes, the dolphins caught by fishing nets. They can not inhale at the surface, as a result they sink. When hazardous chemicals dumped into the sea, the waste can poison the food eaten dolphin. Construction of dams on rivers and lakes drying, leaving little room for animals like dolphins to live in Brazil.
Dolphins are mammals classified as intelligent. The dolphins can help people, if dolphins are trained, even their fire circle can be broken through. Sea lions, primates, whales and dogs also includes an intelligent animal. The dolphins were trained to perform a variety of attractions and they can also count, but not wild dolphins can perform a variety of attractions. Today, dolphins and whales are rare, the dolphins and whales should be protected. Dolphins and whales have begun protected throughout the world.
Taxonomy.
Suborde Odontoceti, toothed whalesFamilia Delphinidae, Dolphin Ocean
Genus Delphinus
Long snout dolphins, Delphinus capensis
Proboscis dolphins, Delphinus delphis
The genus Tursiops
Bottle nose dolphin, Tursiops truncatus
Indo-Pacific Bottlenose Dolphin, Tursiops aduncus
Genus Lissodelphis
Northern Rightwhale Dolphin, Lissodelphis borealis
Southern Rightwhale Dolphin, Lissiodelphis peronii
Genus Sotalia
Tucuxi, Sotalia fluviatilis
Genus Sousa
Indo-Pacific Hump-backed Dolphin, Sousa chinensis
Chinese white dolphins (type of China), Sousa chinensis chinensis
Atlantic humpback Dolphin, Sousa teuszii
Genus Stenella
Atlantic Spotted Dolphin, Stenella frontalis
Clymene Dolphin, Stenella Clymene
Pantropical Spotted Dolphin, Stenella attenuata
Spinner Dolphin, Stenella longirostris
Striped dolphins, Stenella coeruleoalba
Genus Steno
Rough-toothed Dolphin, Steno bredanensis
Genus Cephalorynchus
Chilean dolphins, Cephalorhynchus eutropia
Commerson's Dolphin, Cephalorhynchus commersonii
Heaviside's Dolphin, Cephalorhynchus heavisidii
Hector's Dolphin, Cephalorhynchus hectori
Genus Grampus
Risso's Dolphin, Grampus griseus
Genus Lagenodelphis
Fraser's Dolphin, Lagenodelphis hosei
Genus Lagenorhyncus
White-sided Dolphin Atlantic, Lagenorhynchus acutus
Dusky Dolphin, Lagenorhynchus Obscurus
Hourglass Dolphin, Lagenorhynchus cruciger
Dolphin Pacific White-sided, Lagenorhynchus obliquidens
Peale's Dolphin, Lagenorhynchus australis
White muzzle dolphins, Lagenorhynchus albirostris
Genus Orcaella
Australian Snubfin Dolphin, Orcaella heinsohni
Porpoises, Orcaella brevirostris
Genus Peponocephala
Melon-headed Whale, Peponocephala electra
Genus Orcinus
Killer whales, Orcinus orca
Genus Feresa
Pygmy killer whales, Feresa attenuata
Genus Pseudorca
False killer whales, Pseudorca crassidens
Genus Globicephala
Long-finned Pilot Whale, Globicephala melas
Short-finned Pilot Whale, Globicephala macrorhynchus
Familia Platanistoidea, River Dolphins
Genus Inia
Boto (Amazon River Dolphin), Inia geoffrensis
Genus Lipotes
Chinese River Dolphin (Baiji), Lipotes vexillifer
Genus Platanista
Ganges River Dolphin, Platanista gangetica
Indus River Dolphin, Platanista minor
Genus Pontoporia
La Plata Dolphin (Franciscana), Pontoporia blainvillei
Six animals in the family Delphinidae are commonly called "whales". They are sometimes called "blackfish" (black fish):
Melon-headed Whale, Peponocephala electra
Killer whales, Orcinus orca also called Seguni.
Pygmy killer whales, Feresa attenuata
False killer whales, Psudoorca crassidens
Long-finned Pilot Whale, Globicephala melas
Short-finned Pilot Whale, Globicephala macrorhynchus.
Picture;
Thank you for reading this article. Written and posted by Bambang Sunarno.
sunarnobambang86@gmail.com
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name: Bambang Sunarno.
http://primadonablog.blogspot.com/2014/02/dolphin.html
DatePublished: February 12, 2014 at 21:44
7MHPNPADAEFWTag ; Dolphin.
