2011년 1월 · The Energy and Resources Institute (TERI)
5.0star
리뷰 1개
eBook
28
페이지
무료 샘플
eBook 정보
Chimpanzees can fashion out tools from stones, blades of grass, and straw, while the tiny woodpecker finch uses twigs and sticks to catch its food. Read about the various ways in which natures expert handymen use various tools around them.