These animals reach lengths of up to 7 feet, have about 100 teeth, emit sounds when moving to help them navigate, and reach travelling speeds of about 35 miles per hour. What kind of animals are they?

These impressive marine mammals fit the description perfectly. Many species grow to about seven feet long and possess a formidable set of around 100 sharp, conical teeth, which are used for grasping slippery prey like fish and squid, not for chewing. Their most remarkable trait is the ability to navigate and hunt using sound. By emitting a series of high-frequency clicks and interpreting the returning echoes, they can create a detailed mental map of their surroundings. This process, known as echolocation, is essential for finding food and avoiding obstacles in the vast ocean.

Beyond their unique sensory abilities, these creatures are renowned for their intelligence and athleticism. They are among the fastest swimmers in the sea, capable of reaching burst speeds of nearly 35 miles per hour, often seen leaping playfully from the water. As highly social mammals, they live in complex family groups called pods, communicating with an array of whistles and body language. Unlike fish, they are warm-blooded, breathe air through a blowhole on top of their heads, and form strong social bonds, making them one of the most fascinating animals in the marine world.