the flashlight fish uses its light-flashing bacteria for schooling in the dark. Schooling, or synchronized swimming, requires fish be able to spot one another for coordinated group movement.

Aquarium enthusiasts often seek unique and visually stunning fish to create captivating displays ... and is known for its peaceful nature and schooling behavior. Harlequin Rasboras are hardy ...

What influences make a fish join others of the same ... by observing the developing behavior of young schooling fishes in a special laboratory aquarium ...