G18 MR. J. II. GURNEY ON NORTH AMERICAN BIRDS OF PREY. 
(24) BUBO VIRGINIANUS (Gmel.). 
North American Eagle Owl. 
{Thirty examined.) 
Contents of Stomach. 
In 1, Mouse 
„ 5, Rabbits 
„ 1, “Eox-Squirrel” 
„ 1, Grey Squirrel 
„ 1, Gopher 
„ 1, Shrew 
„ 2, Skunk 
„ 1, Weasel ? 
In 2, “ Rnflled Grouse ” 
„ 1, Quail 
„ 10, Poultry 
„ 1, Pigeon 
„ 2, Small Birds 
„ 1, Hawk {Cooper-astur 
cooperi) 
„ 2, Insects 
(25) NYCTEA SCANDIACA (Linn.). 
In 1, Mouse 
, , 1 , Rat 
Snowy Owl. 
{Six examined.) 
Contents of Stomach. 
In 1, “ Prairie Hen ” 
(26) SURNIA FUNEREA (Linn.). 
American H.iwk Owl. 
{One examined.) 
Contents of Stom.ach. 
Mouse 
(27) SPEOTYTO HYPOGCEA (Woodh.). 
North American Burrowing Owl. 
{Ten examined) 
Contents of Stomach. 
In 2, Mice 
„ I, Prairie Dog 
„ 1, Lizard 
In 10, Insects (in one case, fift}-- 
nine locusts and three other 
insects) 
