James

My discus get fed four times a day, the neons once and the shrimp every two days or so.

Thank you so much for your replies

Yes, they are hatched in the mothers womb and are active when they leave. They do take breaks and they have been seen staying still on currents so they don't have to move.

If I remember correctly most of their brain sleeps, just a part stays awake. Just like how horses can sleep standing up. I know dolphins do this, they sleep half of their brain and the other half stay awake.

Shark constantly have to keep swimming to keep water passing over their gills.sharks need many things, including a certain shaped tank to allow for this glide pattern. For human its hard to keep this all things up Does…

Many sharks and other huge fish have been maintained in captivity for lengthy periods of time, so why hasn't the Great White Shark been one of them?