Sea urchins / Schaefer, Lola M.

Sea urchins have five teeth. FInd out more interesting facts about sea urchins inside this book.

Provides information about sea urchins, explaining what they are, what they look like, where they live, and how they feel, use their spines, move, and eat.

Provides information about sea urchins, explaining what they are, what they look like, where they live, and how they feel, use their spines, move, and eat.