Palazzolo, Dominic L.2015-12-312015-12-311985http://hdl.handle.net/2097/27517Call number: LD2668 .T4 1985 P34Aging--Physiological aspects.Hydrocortisone--Physiological effect.Thyroxine--Physiological effect.Circadian rhythms.Cold--Physiological effect.Dogs--Physiology.The effects of aging on thyroxine and cortisol responses to low ambient temperatures and on circadian rhythm of cortisol in the dogTextMasters theses