Some people are afraid of sharks because of their big sharp teeth. Whale sharks, which are the largest known fish on the planet, do not use their teeth to eat. Instead, they are filter-feeders who feed on plankton. Young readers will discover this and other interesting facts...
Some people are afraid of sharks because of their big sharp teeth. Whale sharks, which are the largest known fish on the planet, do not use their teeth to eat. Instead, they are filter-feeders who feed on plankton. Young readers will discover this and other interesting facts...