Dolphins are highly intelligent marine mammals known for their playful behavior and high intelligence.
The name "dolphin" comes from the Greek "delphis" meaning "fish with a womb."
There are about 40 species of dolphins, with the bottlenose dolphin being the most well-known and studied.
Dolphins are social animals that live in groups called pods and communicate through a variety of clicks, whistles, and body language.
They are found worldwide, mostly in shallow seas, and are considered one of the most intelligent animals on Earth.
Average length: 6-12 ft (2-4 m) depending on species