Here are 9 basic terms to use when describing a bird’s wing:
- Primary feathers
- Secondary feathers
- Tertial feathers
- Primary coverts
- Lesser secondary coverts
- Median secondary coverts
- Greater secondary coverts
- Alula
- Scapular feathers
Thank you to John Muir Laws for his book “The Laws Guide to Drawing Birds” in which I found and copied these 2 drawings of a bird’s wing.