Grey reef sharks are a species of shark commonly found in tropical and subtropical waters, particularly around coral reefs. They are known for their distinctive grey coloration and streamlined bodies, which help them swim efficiently. These sharks can grow up to 10 feet long and are often seen swimming in groups, showcasing their social behavior. These sharks are carnivorous and primarily feed on fish and invertebrates. They play a crucial role in maintaining the balance of marine ecosystems by controlling the populations of their prey. Grey reef sharks are also popular among divers and snorkelers, making them an important species for ecotourism in many regions.