'Squeaker' catfish communicate across generations
Friday, January 29, 2010 - 05:56
in Biology & Nature
It has been thought that young fish, lacking well-developed hearing organs, could not perceive the sounds made by their larger, older relatives. Now, researchers writing in the open access journal BMC Biology have used a combined fish tank and sound-proof chamber to show for the first time that catfish of all ages can communicate with one another.