Research on animal movement patterns and factors that influence these patterns is vital to conservation of endangered species. The California Red-legged frog (Rana draytonii) is a threatened species native to California. Their rapid decline has been l . . .

The Torrey pine (Pinus torreyana C. Parryex Carriere) is the rarest pine species in North America with two recognized allopathic sub-species: one on the mainland in San Diego and the other on the offshore islands in Channel Islands National Park Servi . . .

I surveyed invasive plant species in points of entry, or areas where people first enter the island, because these areas have high potential for disturbance. Invasive plant species can be damaging to native wildlife, vegetation, and habitats, therefore . . .