Children's book about dolphins

How does a dolphin swim? How do they give birth in the water? How do they communicate with each other? Young readers will learn all about these intelligent, affectionate and sociable creatures. They will watch them as the dolphins swim in large groups, look after each other when injured and team together to catch their prey. Readers of this beutifully illustrated book will find out the names of different species of dolphins in the oceans around the world and about some of their close cousins.