Respuesta :

Answer:

Bats, whales, dolphins, a few birds like the nocturnal oilbird and some swiftlets, some shrews and the similar tenrec from Madagascar are all known to echolocate.but here dolphins

Answer:

porpoises, dolphins

Explanation:

Toothed whales such as dolphins and porpoises make a variety of high pitched noises and are able to emit ultrasonic signals and listen for the echoes.