13

Figure 5. Most terms we use should be self-explanatory, especially in reference to the plates.

Some of the more important and potentially unfamiliar terms are illustrated above.

lore

maxilla

mandible

scapulars

scapulars

flank

primaries

primaries

rump

tertials

nape (hindneck)

undertail coverts

underwing coverts

upperwing coverts

(forewing)

axillars

uppertail coverts

secondaries

secondaries

Bird Topography