Unknown Feather
Feathers are epidermal growths that form the distinctive outer covering, or plumage, on birds. They are considered the most complex integumentary structures found in vertebrates[1][2] and a premier example of a complex evolutionary novelty.[3]They are among the characteristics that distinguish the extant birds from other living groups.[4]

Macropod PRO 3D R5 Educational (Excludes 7.5-100x Objectives)
L Plate for Mounting Specimens on Translational Stage
Diffuser for Canon M-PE 65mm 1-5x
Hatching Stick Insect
Diffuser for Mitutoyo M Plan APO Objectives
5mm Scale, 027 (calibrated to 0.1mm, 5mm range)