Nearly 40 species of dolphins swim in the waters of the world. Most dolphins live in salt water; However, some species develop in fresh water. Indeed, most of these creatures live in the shallow waters of the tropical oceans, while 5 species live in rivers
The dolphin is the only mammal which, at the moment of its birth, exits by the tail and not by the head.
The dolphin does not have the sense of smell. However, like humans, it can feel sugary tastes, acids, salty, bitter, etc.
Like the cow, the dolphin has two stomachs: one serves to preserve the food, and the other serves to digest it.
The dorsal fin of each dolphin is unique and can be used to identify them
It is able to swim 3 times faster than the fastest humans in the world.
When the dolphin falls asleep, half of his brain remains awake in order to watch for possible predators. This system also allows them to continue breathing throughout their sleep. To the extent that breathing is not a natural reflex in them, they may die under anesthesia.
Dolphins use echolocation to navigate and find food. It is a natural radar system.
Dolphins are able to kill sharks by stabbing them with their beaks.
The dolphin is part of the family of whales, and is linked to orcs and pilot whales. Orcs (or killer whales) are indeed a species of dolphin
The average life span of a dolphin is 17 years. However, some of them are able to live up to 50 years