从一枚鲨鱼牙齿出发，把捕猎、浮力与软骨的知识变成亲手完成的发现
How a Seed Grows (Let's-Read-and-Find-Out Science 1)
Scientific American
BBC Science Focus
Classic Tales of Mystery (Leather-bound Classics)
New Scientist
Animal: Exploring the Zoological World
