Wading birds are birds that frequently walk in water, such as herons and cranes.

https://en.wikipedia.org/wiki/File:Sandhill_Crane_JCB.jpg
Author: Joseph C. Boone. Creative Commons Attribution-Share Alike 3.0 Unported

• Sizable bird whichs migrate across Colorado in large flocks
• Omnivore diet; eats grains, seeds, berries, insects, snails, and more.
• Like many other cranes, Sandhill Cranes perform mating dances

https://www.flickr.com/photos/caveman_92223/4682000820/
Author: Chuck Coker. Creative Commons  Attribution-NoDerivs 2.0 Generic

• Large bird that frequents both salt and freshwater bodies
• Identified by size, blue-grey plumage, and snaky neck
• Eats fish primarily, but preys opportunistically on other animals
• Usually silent; harsh metallic voice only heard in distress or on nesting grounds.

https://www.flickr.com/photos/pazzani/6021109879/
Author: Mike's Birds. Creative Commons Attribution-Share Alike 2.0 Generic

• Chunky, short heron with black, gray, and white plumage, red eyes; call sounds crow-like
• Active at night; best seen at dawn and dusk, or at roosting sites during the day
• Omnivorous diet gathered from wetland habitat
• Widespread throughout the world