Sonar is useful to dolphins because it tells them how big and how far something is. It tells them what is surrounding them. It can also tell them if a dolphin is female or male for mating.
NO
they use SONAR. :)
Sonar
Sonar.
Whitlow Au has written: 'The sonar of dolphins' -- subject(s): Dolphins, Echolocation (Physiology), Physiology, Sonar
"sonar".
Most people do not hear the sonar signals used by animals, such as bats or dolphins.
sonar
sonar/ecolocation
bats and dolphins
Sonar
Dolphins hear with their ears BUT when it comes to their sonar they 'hear' with their jaw.