Habitats provide shelter and food to the live organisms that live there. Wetlands are home to one third of the United States' endangered or threatened animals, including the California clapper rail, elderberry longhorn beetle, tiger salamander, and conservancy fairy shrimp. Wetlands are home to one third of the United States endangered or threatened animals, including the California clapper rail, American crocodile and salt marsh harvest mouse. The type of birds present at a wetland vary from season to season due to their migratory patterns. There is more life acre for acre in a wetlands than in almost any other kind of habitat.
Wetlands support huge numbers of insects, fish, birds, mammals and plants.
Producers, consumers, and decomposers all exist in different habitats, including wetlands. A producer is an organism in the food chain that can use non-living matter to produce food. A consumer is an animal that is not able to produce its own food and must eat other organisms. A decomposer is an organism that decomposes dead animals and plants. When a strand of the food chain is changed it affects the entire chain.