Population Growth. The butterfly is an example of a species where we would use the age-specific life table. A population is defined as a group of interbreeding organisms inhabiting the same region at the same time . In studying populations, demography, the study of the age structure of a population, is often considered.
Amador County is located in the Sierra Nevada Mountains of California. As of 2010, the population was 38,091. The county seat is Jackson. Amador County bills itself as The Heart of the Mother Lode and lies within the Gold Country.
Northern Californiaâs Premier Fishing & Camping Destination. Lake Amador Resort has been a family owned and operated business since 1972, and is located in the beautiful Oak studded foothills of the Sierras, only one hour from Sacramento and Stockton, and only two hours from anywhere in the Bay Area.