Why are sharks afraid of dolphins?

Elusive Amazonian dolphinsThat’s why the eyes of rime is different from other cetaceans. If marine dolphins eyesight adapted to catch very faint, rime has some semblance of “sunglasses”: cornea and lens are yellow colour, protecting the eyes from sunlight.

This also partially explains why they make clicks and waving their heads, sending each other signals.

Amazon the action is the largest of the river dolphins. It is also believed that Amazon river dolphins live in their environment tens of thousands of years and go a different path of evolution than their marine counterparts. She is associated with many myths and legends among the local population. Continue reading

Dolphin talkVery clearly visible in Dolphin speech, even to the casual observer, is characteristic of these animals whistles. All of these whistles, there are 32 species, b each represent a particular phrase. For example, the signal of pain or alarm, greeting and invocative cry, etc.

To date, scientists using a special method sippa, found about 180 communication signs in marine mammals. Researchers are working on their systematization, and even try to compile a dictionary of communication of dolphins. However, despite numerous studies, to fully decipher the language of dolphins so far and failed. But the communication between these intelligent animals are poorer from it is not. Continue reading

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