THE DESERT
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Biotic and abiotic factors
Limiting factors
Producers and consumers
FOOD Web
Energy pyramids
Keystone species
Predator and Prey relationships
Endangered Species
Succession
The Desert Tortoise (Gopherus agassizii) is a threatened species, as they only have about 100,000 in population. Humans make dumps which attract predators of the tortoise, and humans also destroy habitat.