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Why are the digestive systems of birds, ruminants and humans different?

2 Answers

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Answer:

The digestion process in Ruminants is completely different from humans.

This is because the digestion process in Ruminants begins by chewing and swallowing its food. The main diet for these animals includes grass, leaves and other parts of plants.

User Udders
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Answer:

Humans and many other animals have monogastric digestive systems with a single-chambered stomach. Birds have evolved a digestive system that includes a gizzard where the food is crushed into smaller pieces.

Step-by-step explanation:

User Ricardo Cruz
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