family picidae การใช้
- They are one subfamily in the family Picidae, which also includes the piculets and wrynecks.
- The European green woodpecker is a member of the order Piciformes, the woodpecker family Picidae and the genus clinal differences between them.
- Members of the family Picidae have strong rhamphotheca, made of scales formed from keratin proteins, an inner layer of bone which has a large cavity and mineralized collagen fibers, and a middle layer made of porous bone which connects the two other layers.