Answer:
Maybe sunlight? There's not that much context to go with this question
The reason is that something changed that caused them to be unsuccessful in their environment.
Sorry if it is not right.
Autographs are organisms that make their own food/energy. The only example I can think of (and the only one I think exists) is plants. They make glucose from the sun and other stuff
Heterotrophs are organisms that needs to get its energy from other sources. You and me are heterotrophs (well unless you are a plant lol). We have to eat food to get energy to survive.
Hope this helped!!!
D. Producer, packager, distributer, retailer
I hope this helped!
