The Whooping Crane (Grus americana) the tallest North American bird, is an endangered crane species named for its whooping sound. An
adult whooping crane is white with a red crown and a long beak dark
bill. Immature whooping cranes are cinnamon brown. Adult whooping cranes wing bullets
"are visible in flight. Males weigh on average 7.3 kg (16 lb), while
females weigh 6.2 kg (14 lbs) average (Erickson, 1976). standard linear
measures cranes have a length Rope 53-63 cm (21-25 inches), a length of
11.7 to 16 culmen exposed cm (4.6 to 6.3 inches) and the tarsus 26-31 cm
(10 -12).
The only other large, long-legged white birds in North
America: the great egret, which is just a short walk and a seventh of
the weight of the crane, the white heron, which is a metamorphosis of
the heron Great Blue in Florida, wood storks and herons. The first call
to choir nature ever taken in the wintering Whooping Crane "in the
Aransas National Wildlife Refuge in December 1999 and is documented here
Whooping Crane Credit
Whooping Crane Credit
In 1941, the wild population consisted of 21 birds. Pertussis crane
remains one of the rarest birds in North America. The U.S. Fish and
Wildlife Service has confirmed that 266 whooping cranes migration to
Aransas National Wildlife Refuge in 2007. Among the many potential
predators and nest breeding American Black Bear (Ursus americanus),
Wolverine (Gulo gulo), Gray Wolf (Canis lupus), Red Fox (Vulpes vulpes),
Lynx (Lynx canadensis), Bald Eagle (Haliaeetus leucocephalus) and the
raven (Corvus Corax). Golden eagles died young whooping cranes
and fledgings.
Whooping Crane Credit
The lynx has killed many whooping cranes in Florida and
Texas In Florida, lynx are the cause of most deaths of whooping cranes,
including many adults and documented for the first chick born in the
wild in 60 years. At least 12 lynx were captured and moved in an attempt
to save the cranes. American alligators have a pair of whooping cranes
in Florida. Food Potential breeding birds in the summer include frogs,
small rodents, small birds, fish, aquatic insects, crabs, mussels,
snails, potatoes, berries and water.