Lin Hsin Hsin Bird Paradize
          Feathers




          Standard Structure


          1 vane
          2 shaft, rachis
          3 barb
          4 aftershaft
          5 quill, calamus


          Microstructure

          most complex integumentary appendage



          Types of Feathers


          vane
          down
          bristles
          rictal bristles
          contour

          semiplumes
          filoplumes




          Birds of Extraordinary Feathers






          Common Name: Birds of Paradise
          Scientific Name: Paradisaeidae
          Size: 12 to 101 cm


          Striking colors & bright plumage of yellow, blue, scarlet, & green.
          Their display feathers are highly evolved versions of a basic feather.
          They no longer have the standard structure of a feather

          Their feathers have evolved into:

          fluffy plumes
          stiff wires
          even with hard ornaments or tabs


          Birds of Extraordinary Feathers






          Common Name: King of Saxony Birds of Paradise
          Scientific Name: Paradisaeidae
          Size: 50 cm



          Birds of Extraordinary Feathers






          Common Name: Victoria
          Scientific Name: Paradisaeidae
          Size: 50 cm


          Functions a Feather


          flight

          locomotion
          aerodynamics

          thermal insulation
          waterproofing


          in communication & protection


          Fun Facts

          Feather Weight

          On average, a feather weighs 0.0082 grams

          The number of feathers on a bird
          is calculated as a proportion of their body weight

          # of feathers:
          ranging from 1,000 to 25,000
          15 to 20 % of their total weight of the bird

          🦢

          Swan has the highest number of feathers
          25,000