Sometimes they sleep in the glass of a aqaruim and in the ocean they sleep in the sand.
yes they do.all animals sleep but ocean and fresh water fish sleep with their eyes open.so sea cucumbers sleep
Fish sleep on the ground.
-Fish do not sleep -Fish do not have eyelids -Fish are very nice pets
i don't think fish sleep (the plural of fish is fish.)
Fish can sleep...and btw all fish have gills
There are about 1.5 billion fish in the ocean.
Spider fish ocean Portugal
Fish do live in the ocean
ocean fish eat...... THE REAL ANSWER Fish that live in the ocean eat seaweed, algae, or plankton.
No. Fish actually only "rest" than sleep.
fish that sleep