Answer :
The shape of the Galapagos finches' beaks is related to their eating habits, which is one of their most distinguishing characteristics.
What are the fill-ins?
In other words, as the birds developed diverse appetites for fruits, seeds, or insects gathered off the ground or cactus, their beaks evolved. Some of them have long, pointed beaks that made them better at plucking seeds from cactus fruits. For eating seeds found on the ground, shorter, stouter beaks were preferred.
As a result, beaks and eating habits are the answers.
For more information about Galapagos, refer below
https://brainly.com/question/4890530