When the Earth Started to Sing – David G. Haskell
Emergence Magazine Podcast
00:00
The Evolution of Fish and Crustaceans
Dip a hydrophone into most aquatic habitats to day and you 'll hear the voices of fish and crustaceans whose taxinomic groups first evolved sound making devices or became common during this time. Cadfish, ciranas, squirrel fish and drums use high speed muscls to make their swim bladders purr tap or squeak. Snapping shrimp raise sparkling clouds of sound by repeatedly slamming shut their tiny claws. Sea horses click their head and neck bones. Damselfish slam their teeth. Crabs and lobsters strigulate, using corrugated ridges on their skeletons to hum and rasp. Whales, seals and other marine mammals were late comers to
Transcript
Play full episode
