Interesting facts about dolphins
• Interesting facts about dolphins
Dolphin - one of the most unique in its excellence of marine mammals. These friendly create different cheerful disposition and high intelligence. And unique to the dolphins unique ability to evoke admiration and delight people.
Did you know that:
Dolphins are capable of producing a wide range of sounds using nasal air bag located below the blowhole. We can distinguish roughly three categories of sounds: frequency modulated whistles, explosive pulsed sounds and clicks. The clicks are amongst the loudest sounds made by marine life.
The dolphins are known for their playful behavior and the fact that for the sake of entertainment, they can let the underwater air bubbles in the form of a ring with the help of the blowhole. This can be a big cloud of bubbles, flows from individual bubbles or blisters. Some of them are the kind of communicative signals.
Inside the pack dolphins form a very close relationship. Scientists have noticed that dolphins care for the sick, wounded and elderly relatives, and the female dolphin can assist other female in difficult childbirth. At this time the dolphins nearby, guarding the female giving birth to float around her for protection.
In addition to humans and bonobos (pygmy chimpanzee) Dolphins are the only animals that can mate for pleasure.
Another proof of the high intelligence of dolphins is the fact that adults sometimes teach their cubs to use special tools for hunting. For example, they "wear" on the snout sea sponges in order to avoid injuries while hunting for fish, which can be hidden in the bottom sediments of sand and sharp pebbles.
Dolphin Leather is very delicate and easily damaged by contact with other surfaces. That's why before you pet a dolphin, you must remove all sharp objects such as rings.
Dolphins there in the mouth up to 100 teeth, but they do not chew their food, but only capture it. All dolphins swallow prey whole.
The word "dolphin" comes from the Greek "delphís", which is a derivative of the word "delphus", which means "womb." Hence the name of the animal may be interpreted as "fish with a womb '.
The dolphins can dive to a depth of 305 meters, but as a rule, so far they swim only during hunting. Many bottlenose dolphins live almost in the shallows. In the Bay of Sarasota Bay (Florida) Dolphins spend considerable time at a depth of 2 meters.
the oldest dolphin in captivity, named Nelly. She lived marine mammals "Marineland" in the Park (Florida) and died when she was 61.
When the dolphin hunt, then used an interesting strategy to corral the fish into a trap. They begin to circle schools of fish close the ring, causing the fish to stray into a tight ball. Then one by one the Dolphins snatch fish from the center of the pack, not letting her go.
Dolphins can rise above the water to a height of 6 meters when jumping out of the water.