Naturally Kiawah Magazine Volume 40 | Page 74

JR. EXPLORERS: Activities and Adventures for Kids Spot the Difference: There are five differences in these two pictures. Can you find and circle all five? 72 Did you know? • There are over 400 different species of sharks. • Baby sharks are called pups. • Scientists can tell the age of a shark by counting the rings on its vertebrae. • Shark skeletons are made of cartilage and not bone, allowing them more flexibility. • Sharks are closely related to stingrays.