Size:
Larger than:   mm.
Smaller than: mm.

Skull type:

	general (large / medium)
	general (small)
	Slender bills (long)
	Slender bills (medium)
	Spear or dagger shaped
	Duck bills
	Hooked bills (short)
	Hooked bills (long)
	Seed eaters
	Higly adaptive

With photo
Only Western Palearctic
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