Livestock digestion

Vol. 18 | Gr. 9-12 | U28010
Materials list
Digestive anatomy diagram for each different system:

Equine Anatomical Wall Chart, Digestive System (C23726)
Cow Digestive System Model (C33289)
Digestive Systems of Livestock: A Basic Look DVD (C29076) (optional)

Poster-making supplies:

PRANG® Washable Markers – Set of 96 (9721322)
Nasco White Budget Drawing Paper, 9″ x 12″, 50 lb., 500 sheet ream (4100478)
Pacon® Premium 65 lb. Tagboard 10 Bright Color Assortment, pkg. of 50, 81/2″ x 11″ (9735641)

• Presentation slides
• Rubrics for project and peer feedback
Comparable household items for demonstration such as:

• Reticulum — strainer or AC filter
• Rumen — XL trash bag to demonstrate capacity
• Omasum — large text; phone book or dictionary to demonstrate “many plies”
• Abomasum — 5-gallon bucket to demonstrate approximate capacity