National Geographic : 1937 Aug
Photograph byArthur A.Allen WARY SANDHILL CRANES GUARD AN EGG AND A NEWLY HATCHED YOUNGSTER IN A BLUE FLAG MARSH, FLORIDA Unlike herons, which they resemble in form, sandhill cranes are landlubbers. They usually choose a shallow pond overgrown with marsh vegetation asasitefortheir bulky nests (p. 221). Their food includes roots, bulbs, grains, and corn, of which they are especially fond, as well as insects, small reptiles, and rodents. Herons prefer afishdiet.