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THE DIGESTIVE SYSTEM OF
VERTEBRATES
BIRDS: Grouse
Capercaille grouse (photo by Dr Michael Stoskopf) (from CD Chapter 2)
Figure 5.6. Ruffed grouse (Bonasa umbellus) digestive tract (Stevens & Hume 1995) (from CD Chapter 5)
Table 7.8. Adaptations of digestive strategies to environment (from CD Chapter 7)
(Stevens 1998)