Fresh from the sea, dolphins have good reputation towards us humans. Depicted in several movies ad TV shows as life-savers, these see friends of ours are one of our favorite creatures.
1. When foraging (hunting) or just navigating through their environment, they use echolocation.
It is a method of using bio sonar and listen to the echoes that return to their hearing.
2. Like ducks, they sleep with only half of their brain.
They do this so as not to drown.
3. They belong to the family Delphinidae.
Dolphins are classified as a Cetacean mammal.
4. A baby dolphin is called a calf!
Most dolphins give birth to only one offspring per gestation.
5. Aside from echolocation dolphins also use touch and posturing for communication.