Echolocation is the ability to observe an environment using sound. The sounds made by animals are sent out into the environment to bounce off of nearby objects and return information about the nearby objects by measuring the amount of time it takes for the sound waves to return. Each sound or echo that is created bounces off of various objects within the …
Cetaceans are mammals that have adapted to aquatic life and live exclusively in the water. The term Cetacea in biological terms means whale or (originally) large sea animal. There are three types of marine mammals that compose the cetacean species which include whales, dolphins and porpoises. Although the term whale can be used to refer to all cetaceans it usually …
Porpoises are marine mammals and are part of the cetacean species which also includes dolphins and whales. So far there are currently around 6 known species of porpoises in existence today. Out of all three groups porpoises are the smallest of the cetaceans with an average size of between 5 – 8 ft. in length and an …
