Your fish has some cool adaptations that allow it to know when you put food into the aquarium. 1  Bettas have good eyes for short distances. 2  Bettas have excellent senses of taste & smell--which in fish are essentially a single sense.  Bettas have internal ears and can hear things dropped into the aquarium.
Tweet. Comments: 33 || Add Yours. Here's your Big Bang Theory trivia of the day: Long before Kaley Cuoco joined the CBS sitcom as Leonard and Sheldon's ditzy neighbor Penny, Chuck Lorre shot a pilot with unknown Canadian actress/VJ Amanda Walsh as his female lead.
Cast History. Since its premiere in 2007, The Big Bang Theory has starred Johnny Galecki as Leonard Hofstadter, Jim Parsons as Sheldon Cooper, Kaley Cuoco as Penny, Simon Helberg as Howard Wolowitz and Kunal Nayyar as Raj Koothrappali.