Utah State University Extension
Why do animals eat certain foods and live in certain locations? Your first thought might be that they are born that way or it’s in their genes. While it is true that every animal is born with a set of genes that helps determine how it looks and what it needs to survive, genetics are only part of the story.
Burritt, Beth, "Early Experience Can Change the Structure of the Body" (2012). All Current Publications. Paper 1181.