Quick Answer. According to The Free Dictionary, etiology, also spelled aetiology, is the study of exploration of the cause or factors contributing to something. In pathology, it specifically denotes the investigation into the cause or origins of a disease. Continue Reading.
Pellets deliver consistent, healthy levels of hormones for 3-4 months in. women and 4-5 months in men. They avoid the fluctuations, or ups. and downs, of hormone levels seen with every other method of delivery.
Some female Richardson's ground squirrels live to 3 or 4 years of age and, occasionally, a year or two longer. The maximum confirmed lifespan in nature is 7 years for a female and 4 years for a male. Males can live longer in captivity.