CONTENTS. 
Some Account of the Writer of the following Essays, ae 
by himself . . ; . : xili 
Remarks on Professor Rennie’s Edition of here 
Ornithological Dictionary . 1 
The Habits of the Barn Owl, and the Benefits it ont 
on Man : : 7 
On the Faculty of Scent i in the ‘Vulture : 17 
The Means by which the Turkey Buzzard traces its F nal 29 
The Vulture’s Nose . 44 
Remarks on the Nudity on the Forehead and at the Base 
of the Bill of the Rook - 48 
On the supposed Pouch under the Bill of the Rook 54 
On Birds using Oil from Glands “ for the Purpose of 
lubricating the Surface of their Plumage” . «60 
On the Preservation of Egg-Shells for Cabinets of Na- 
tural History . ; , 65 
Mode of blowing Eggs . : ° oh: 1,68 
The Green Humming-Bird . : - 69 
The Vampire . : ‘ 70 
On preserving Insects delected for Cabinets. 72 
The Starling . 79 
Preserving the Colour of the base aa Bills of stuffed 
Birds ° : ° : ay, OS 
The Habits of the Carrion Grote 86 
Habits of the Pheasant . : . «9/97 
Habits of the Jackdaw . - 108 
Defence against Animals of the Feline and Cintas Tribes 112 
Aerial Encounter of the Eagle and the’ Vulture 122 
The Humming-Bird . , ° : + #125 
The Virginian Partridge ; : : rey 
