Why Do Sheep Have a Much Longer Small Intestine Relative

question 45

Multiple Choice

Why do sheep have a much longer small intestine relative to their size than dogs do?

• A)Sheep are generally larger than dogs, and the larger the animal, the larger the relative size of their small intestine.
• B)Dogs have sharper teeth than sheep, so they do not need to absorb food only through their small intestines.
• C)Sheep eat relatively nutrient-poor food, and a long intestine allows more complete absorption of the available nutrients.
• D)Dogs have a simple stomach, whereas the sheep stomach is fairly complex.

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