Glossary & References / Keywords List / Definitions:

Term to be defined Definition Synonyms & Keywords
Mantle
Click image for "External Appearance of a Duck" Section
- "The feathers of the back."(B8 - waterfowl natural history associated terms)

- "Covering or coat; body wall that secretes a shell."(B79 - Animalia (Animals) associated terms)

(See External Appearance of a Typical Duck - Whole Body.)