Occurrence of Attributes in Original Text

The text related to the cultural heritage 'Everglades National Park' has mentioned 'Food' in the following places:
Occurrence Sentence Text Source
[34] A variety of animal species meet their needs for food, shelter, nesting, and rooking in pine rocklands.
Within the Florida mangrove systems live 220xc2xa0species of fish, and a variety of crabs, crayfish, shrimp, mollusks, and other invertebrates, which serve as the main source of food for many birds.
[40] Dozens of bird species use mangroves as nurseries and food stores, including pelicans, grebes, tricolored herons (Egretta tricolor), gulls, terns, hawks and kites, and arboreal birds like mangrove cuckoos (Coccyzus minor), yellow warblers (Dendroica petechia), and white-crowned pigeons (Patagioenas leucocephala).
Coral, sponges, and seagrasses serve as shelter and food for crustaceans and mollusks, which in turn are the primary food source for larger marine animals.
Canals were deepened and widened, and water levels fell dramatically, causing chaos in food webs.
There is some evidence that the population may be increasing, but the loss of habitat and food sources keep the estimated number of these birds at several hundred.
Complex biological processes range from basic algal associations through progressively higher species and ultimately to primary predators such as the alligator, crocodile, and Florida panther; the food chain is superbly evident and unbroken.