"Typical Skull of Common Fowl (Galliformes). A, side view: sa, surangular bone of mandible; ar, articular of mandible; d, dentary; f, frontal; j, jugal; l, lacrymal; me, mesethmoid; mx, maxillary; p, parietal; pf, postfrontal process; pt, pterygoid; px, premaxillary; q, quadrate; qj, quadratojugal; sq, squamosal; v, vomer." -Whitney, 1911

Skull of Common Fowl

"Typical Skull of Common Fowl (Galliformes). A, side view: sa, surangular bone of mandible; ar, articular…

"Typical Skull of Common Fowl (Galliformes). B, vertical longitudinal section: sa, surangular bone of mandible; ar, articular of mandible; d, dentary; f, frontal; me, mesethmoid; p, parietal; pf, postfrontal process; px, premaxillary; sq, squamosal; v, vomer; as, alisphenoid; bo, basioccipital; so, supraoccipital; os, orbitosphenoid; p', prootic; pf, pituitary fossa; sp, splenial bone." -Whitney, 1911

Skull of Common Fowl

"Typical Skull of Common Fowl (Galliformes). B, vertical longitudinal section: sa, surangular bone of…

The ruffed grouse lives in the woods. It makes a loud noise by beating its wings rapidly (drumming).

Ruffed Grouse

The ruffed grouse lives in the woods. It makes a loud noise by beating its wings rapidly (drumming).