Category:zlw-opl:Perching birds

Old Polish terms for types or instances of passerines or perching birds: members of the order Passeriformes.

NOTE: This is a set category. It should contain terms for perching birds, not merely terms related to perching birds. It may contain more general terms (e.g. types of perching birds) or more specific terms (e.g. names of specific perching birds), although there may be related categories specifically for these types of terms.