Jump to content

Page:GrouseinHealthVol1.djvu/105

From Wikisource
This page has been validated.

Pl. XVI.
(p.z.s. 1910. Pl. XCIV)

Andre & Sleigh, Ltd.

heads of: (1) (2) female grouse; (3) (4) male grouse; (5) ptarmigan, showing supra-orbital combs.