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en.wikipedia.org/wiki/Whooping_crane

The whooping crane (Grus americana), the tallest North American bird, is an endangered crane species named for its whooping sound. Along with the sandhill crane, it is one of only two crane species found in North America. The whooping crane's lifespan is estimated to be 22 to 24 years in the wild.

www.allaboutbirds.org/whooping-crane-population-hits-historic-high-in-2018

Current population models suggest that we could reach this population size in as few as 20 years, given current growth rates.” According to Harrell, Whooping Cranes that winter at Aransas spend about 80 percent of their time in coastal marshes, which underscores why this habitat is so crucial to crane recovery.

www.savingcranes.org/species-field-guide/whooping-crane

A future where Whooping Crane populations are safe and secure in the wild is possible, but we need your help! If you give a whoop (and we know you do!) click here to join thousands of others who are making a difference for Whooping Cranes.

journeynorth.org/tm/crane/Population.html

Analyzing the Whooping Crane Population Data. Click graph to enlarge: How is the world's last remaining natural migratory flock of Whooping cranes doing? The population figures in the table below show the growth of this flock. Activity: Make Three Graphs Show changes in the population levels for the only natural migratory flock (the Aransas ...

magazine.outdoornebraska.gov/2017/09/whooping-crane-population-growing-migration-changing

Whooping Crane population growing, but migration is changing Joel Jorgensen September 20, 2017 Leave a comment Wonderful news was recently released by the U.S. Fish and Wildlife Service showing the number of Whooping Cranes in the Aransas-Wood Buffalo Population (AWBP) is larger than previously believed.

operationmigration.org/the-whooping-crane.asp

Whooping crane survival depends on additional, separated populations. Other threats include vandals and power lines. 20% of the Eastern Migratory Population of Whooping Cranes have been shot, a disappointing statistic given the effort put forth by the Whooping Crane Eastern Partnership to establish this important flock.

www.uvm.edu/~dstratto/bcor102/readings/1_cranes.pdf

1 Population growth: The return of the Whooping Crane By the end of this chapter you should be able to: • understand the process of exponential growth • calculate population growth rate from abundance data • differentiate between discrete and continuous time models • forecast population size at some time in the future

www.fws.gov/refuge/Quivira/wildlife_and_habitat/whooping_crane.html

Beginning in 2001, human-raised Whooping Crane young have been released in the wild in Wisconsin and allowed to follow ultra-light aircraft to wintering grounds in Florida, mirroring the movements of their Sandhill Crane cousins in the same areas. To date, there are over 100 Whooping Cranes in this population.

www.fws.gov/northflorida/WhoopingCrane/whoopingcrane-fact-2001.htm

Florida Experimental Population, FR, January 22, 1993 Rocky Mountain Experimental Population, FR, July 21, 1997 Eastern Migratory Experimental Population, FR, March 9, 2001 . DESCRIPTION: The whooping crane is the tallest North American bird. Males, which may approach 1.5 meters in height, are larger than females.

www.audubon.org/news/climate-change-has-whooping-cranes-starting-their-spring...

In 1940s, the population shrunk to fewer than 20 birds due to habitat loss and hunting by early settlers. Thanks to captive breeding, there are about 600 Whooping Cranes today, including more than 300 individuals in the last wild, migratory population (the Aransas-Wood Buffalo population).