He built a Fish feeder that train’s them to feed themselves ... At the end of 9 days, [RoboPandaPDX] found that the goldfish would hit the Lure when the LED turned on, and then turn around ...

Aquatic predators such as oscars, catfish, and pet turtles feed on other fish in the wild. But is feeding live fish a good ...

It’s essential to feed them appropriately to avoid overfeeding ... fins to appear larger and more intimidating to other fish. 7. Goldfish Can Grow to Large Sizes In the right conditions ...