OCCIPITA L PROT UBERA NCE — OPHTHA LMIA 



Occipital Protuberance, or Peak. — The projection at 

 the back of the head which is conspicuous in many breeds, 

 notably the bloodhound and setter. 



CEstrum, or Heat. — The period during which the bitch 

 is in a state to receive the male dog. It usually lasts for 

 about three weeks, the middle one being the best for 

 service, and appears for the first time at about ten or 

 twelve months of age. (See Breedings Brood Bitch.) 



Oil in Coat. — The coats of most varieties which can 

 claim to be included in the category of water-dogs shows 

 more or less trace of oiliness, this being a provision of 

 nature to render them impervious to water. 



Old English Sheep-dog. (See Bobtailed Sheep-dog.) 



Old Man. — A term applied principally by bulldog 

 breeders, but by others also, to an animal that has matured. 

 Thus a backward puppy is sometimes referred to as one 

 that is likely to be all that is required when he has a little 

 more of the old man about him. (See Furnish, Made Up.) 



Orphan Puppies. (See Breeding, Puppies.) 



Ophthalmia is an inflammation of the mucous membrane 

 of the eye, and may be the result of a damp kennel, 

 injuries from the effects of blows, or something having 

 got into the eye, or from constitutional tendency. It can 

 be detected by the presence of a nasty discharge from the 

 eyes, which are a good deal inflamed, and extreme sensitive- 

 ness to light. The disease is not one for an amateur to 

 treat, but as a preliminary measure pending professional 

 assistance the dog may be placed in a darkened room, 

 fairly warmed and free from draughts, and the eyes may 



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