The Monkey and the Guinea Pig
That would be pretty much any animal that's big enough for you to see with your naked eye.
a horse has the same digestive system as a rabbit
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a. an earthworm
Well a Gecko does not actually have a digestive system, it is the only known animal to carry out photosynthesis.
When a part of our digestive system is blocked a person or an animal could eventually die.
The answer would be the digestive system.
the bald eagle digestive system is extremely acidic. it is acidic enough to digest bones and such hard things whole!
Mouth ,lungs ,and stomach
Each animal species has its own digestive system suited for its own needs, diet, and enviroment. Adaptation and evolution has changed the animals digestive system for its own benifit.
constipation!!
answ2. Everyone and every animal above the most primitive, has a digestive system, otherwise they would not be able to obtain nutrition.