We describe a novel spatially and temporally detailed approach for determining the cause or causes of a population decline, using the western Alaskan population of Steller sea lions (Eumetopias ...

Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. Khadija Khartit is a strategy, investment, and ...

American Journal of Botany, Vol. 91, No. 7 (Jul., 2004), pp. 1086-1098 (13 pages) The genus Mammillaria is likely the most species-rich and morphologically variable genus in the Cactaceae. There is ...