When we see a blue jay or an indigo bunting, the intense blue that we perceive is due to the microscopic structure of its feathers and the way they reflect blue and violet light. This is known as structural coloration. In fact, among vertebrates, there are only two known examples of blue color deriving from a blue pigment.

Outside Story: What’s With Blue Animals?

by Steve Faccio, Vermont Center for Ecostudies

Source: adirondackalmanack.com

1 Notes/ Hide

  1. birddiva posted this