Basic Biology Series - Heron Books - Bog

How do fish breathe? Is an eel really a fish? How are sharks different from other kinds of fish?In this illustrated course, the student gets to choose from 11 practical projects where he can study real fish. He finds out interesting facts about many different kinds of fish, from tuna to anchovies to sea horses.He also learns about their environments, and about how they are part of the food chain for other fish and animals as well as for people.