Dolphins are one of the most intellectually developed inhabitants of the Earth, along with humans and anthropoid apes. There is a mass of evidence not only of their intellect, but also of their feelings. It is known that dolphins are able to experience such feelings as love and compassion. History knows many cases of rescuing drowning dolphins swimmers. Who knows why they save us, people, that is, those who are guilty of gradually reducing the population of their relatives?
Dolphins are not only marine, but also river, or freshwater.
The smooth and elastic skin of dolphins is covered with oily secretions, which helps them to swim at great speed.
Dolphins, like monkeys, can look in the mirror at their reflection, realize that they see themselves.
Ancient Greeks for killing a dolphin punished the culprit with the death penalty.
Dolphins immediately swallow food without chewing, as their jaws are not suited for chewing.
The average day dolphin absorbs the amount of fish, equal to about a quarter of its weight.
Dolphins breathe consciously, and not reflexively. For example, an anesthetized dolphin could not breathe on its own.
Dolphins can communicate with each other – they have a whole language.
Dolphins give each other names. Moreover, they respond to them.
On average, a dolphin can hold his breath for eight to ten minutes.
Sharks are afraid of dolphins, as the latter pose a threat to them – defending themselves, they attack their unprotected abdomen with their long nose, and this attack is often deadly for a shark.
During sleep, the dolphin does not sleep the whole brain, but only one hemisphere. Thus, even in a dream, the dolphin always remains on guard.
The dolphin will suffice to inhale less water than the person to choke.
The sense of dolphins is absent altogether. This is compensated by an extremely delicate sense of taste and sharp hearing.
