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]

Hatching Stick Insect
Etapa traslacional X, Y para imágenes panorámicas micro / macro
Diffuser for Mitutoyo M Plan APO Objectives
Ruby-throated Hummingbird Tail Feather: 3D Model
Diffuser for Canon M-PE 65mm 1-5x
Internal Mold of a Turretellid Gastropod: Fossil