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.
For example, a basketball in high school would be about 27 inches in circumference, while an NBA ball would be about 29 inches. The actual standard size of a basketball in the NBA is 29.5 to 29.85 inches (74.9 to 75.8 cm) in circumference.