Spencer Slate, right, costumed as a scuba diving Easter bunny, hands a hard-boiled egg to Quinn Vanischak Sunday, March 31, 2013, during an Underwater Easter Egg hunt in the Florida Keys National Marine Sanctuary off Key Largo, Fla. About 80 adults and children participated, seeking real hard-boiled eggs painted with non-toxic food coloring to avoid adverse effects on the marine ecosystem.