Grus americana (whooping crane)
   Explains where they live, their habitat, what they look like, what they eat, and why they are endangered. Includes pictures and classification.
   http://animaldiversity.ummz.umich.edu/site/accounts/information/Grus_americana.html

Whooping Crane
   Includes cool facts, where they spend summer and winter, what they sound like, and why they are endangered.
   http://www.birds.cornell.edu/programs/AllAboutBirds/BirdGuide/Whooping_Crane_dtl.html

Whooping Crane (Grus americana)
   Information about this species includes what they look like, where they spend the summer and winter, why they are endangered, and how to help.
   http://www.tpwd.state.tx.us/huntwild/wild/species/whooper/