Sharks are fast-swimming fishes that have a skeleton made of cartilage instead of bone. They are related to rays. Sharks are among the oldest animals on Earth. The first sharks lived more than 300 million years ago. Today there are more than 300 species, or types, of shark.
This book contains clear and beautiful pictures of Sharks to look at and easy-to-understand information about Sharks. It is designed to give interesting concise facts on Sharks' physical characteristics, habitat, feeding habits, etc. It is a truly great book for toddlers and young learners to enjoy with their families.