# data[].attributes.body
The process whereby organisms better adapted to their environment tend to survive and produce more offspring. The theory of its action was first fully expounded by Charles Darwin and is now believed to be the main process that brings about evolution.

# data[].attributes.body
If the finche is not big and strong the bird will die from starvation.

# data[].attributes.body
They got adapted into their environment to get the hard seeds.

# data[].attributes.body
This does not support migration because if there were a study increase and decrease then it would be a migration.

# data[].attributes.body
Beaks needed to be bigger and stronger in order to eat the bigger and harder seeds. 80 to 90 percent of birds on the small islands die in times of drought and beak breakage.

# data[].attributes.body
Natural selection helped their beaks develop to eating the hard seeds. Over the span of however long the finches were evolving for their beaks have changed a good number of times, in the picture provided there are 4 examples of beak changes out of many.

# data[].attributes.body
The graphs for population were never on a study increase or decrease. The graph could make sudden increases and decreases such as going from the high 700's to the high 500's in a span of 3 months that is a big difference of around 200 finches.

# data[].attributes.body
Natural selection caused the beak of the medium ground finch population to increase on Daphne Major from 1976 to 1978.