Gray Wolves: Howling Pack Mammals Rebecca E. Hirsch
Comparing Animal Traits 시리즈 책들 순서대로
- Humpback Whales: Musical Migrating Mammals Rebecca E. Hirsch
- Siberian Tigers: Camouflaged Hunting Mammals Rebecca E. Hirsch
- Platypuses: Web-Footed Billed Mammals Rebecca E. Hirsch
- African Elephants: Massive Tusked Mammals Rebecca E. Hirsch
- Mountain Gorillas: Powerful Forest Mammals Rebecca E. Hirsch
- Grizzly Bears: Huge Hibernating Mammals Rebecca E. Hirsch
