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
In the Sonora Desert the hummingbird is a keystone species. It is the keystone species for its role in pollination, it has the role of pollinating most of the plant life such as cactus. This allows the cactus to have an advantage over other species.