betta fish do "sleep." Fish do not sleep in the same way mammals do, however. Fish rest by slowing down their activity and ...

Have you ever wondered if betta fish sleep? This isn't a silly question, and many betta enthusiasts have asked it at one ...

Like other fish, betta fish do "sleep." But fish do not sleep in the same way mammals do. Fish rest by slowing down their activity and metabolism, the National Oceanic and Atmospheric ...