International Crane Foundation - International center for the study and preservation of cranes. Majestic & Endangered Whooping Crane (Grus americana) - Photos and facts from an Alberta, Canada perspective. Sandhill Crane (Grus canadensis) - Photos of this bird in flight, wading, and on the shore. Sandhill Crane (Grus canadensis) - Habitat, breeding, diet, and taxonomy of this wading bird. With photos. Common Crane (Grus grus) - Images, videos, and sound recordings of this species. Whooping Crane Conservation Association - Organization promoting preservation efforts for the Whooping Crane (Grus americana) and its habitat. Whooping Crane: Grus americana - Student project with classification, habitat, adaptation, nutrition, reproduction and interactions with other species. Wattled Crane - Factsheet with photographs, physical characteristics, habitat, behavior, diet, predators and threats.