If a new type of food became accessible would organisms be able to utilize this food source?

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Question by Sonia: If a new kind of food became available would organisms be able to utilize this food source?
In regards to the digestive approach would organisms that have adapted physically and chemically to utilize specific kinds of food be able to make use of a new new food source. ie. worm, reptiles, grasshopper, humans.


Ideal answer:
Answer by Daleyes, they would be able to adapt, although not immediately, they would have to be slowly

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