Shrimp mainly feed on algae and other plant particles along with tiny fish and plankton in the water. One species of shrimp is known to stun it's prey before eating it by making a loud noise with one of it's claws, that makes a snapping sound through the water.
Here is a chart from breakthroughbasketball.com. Hope it helps! Men's Basketball: 22 ouncess. Women's Ball: 20 ounces. Youth Ball: 17 ounces. Size 4: 14 ounces. Another Size 4: 11 ounce. Mini Ball: 10 ounces.
The official ball size for the National Basketball Association and most other professional adult men's associations is a circumference of 29.5 to 30 inches and weighs 18 and 20 ounces. Official balls for the Women's National Basketball Association have a circumference of 28.5 inches.