# data[].attributes.body
Natural selection caused the beak of the medium ground finch population to increase on daphne major from 1976-78

# data[].attributes.body
The population increased because their beaks were able to break the harder and tougher seeds

# data[].attributes.body
Birds with bigger beaks population increases after drought

# data[].attributes.body
The birds with small beaks die because their beaks can't break through the tougher Tribulus seeds that cover the island

# data[].attributes.body
Birds with small beaks die when the Potacalla population dies out during drought

# data[].attributes.body
The Potacalla plant population lowered because of the water shortage. In '77 the rain fall was 20mm, '78 and '79 was in the range of 130mm and 540mm

# data[].attributes.body
Drought affected the Potacalla plant population