Search results
Results from the WOW.Com Content Network
Trumpeter swan pair in Riverlands Migratory Bird Sanctuary. Trumpeter swan courtship in Seedskadee National Wildlife Refuge. Like other swans, trumpeter swans often mate for life, and both parents participate in raising their young, but primarily the female incubates the eggs. Most pair bonds are formed when swans are 5 to 7 years old, although ...
The elegant trumpeter swan is North America's largest waterfowl, with a wingspans of 8 feet (2.6 m) and they can weigh up to 30 pounds (13 kg). Whooping cranes. The elevation of the refuge ranges from 6,600 feet (2,000 m) to almost 10,000 feet (3,000 m) and consists of 65,810.25 acres (266.32 km 2) [1] of high elevation prairie and forested ...
Trumpeter swan on nest. Order: Anseriformes Family: Anatidae. The family Anatidae includes the ducks and most duck-like waterfowl, such as geese and swans. These birds are adapted to an aquatic existence with webbed feet, bills which are flattened to a greater or lesser extent, and feathers that are excellent at shedding water due to special oils.
The wilderness occupies more than three fourths of the refuge and was set aside to enhance species preservation, especially for such waterfowl as the trumpeter swan. By the mid-1930s, there were an estimated 69 trumpeter swans remaining in the lower 48 states and more than half of them were found in the region that is now the wilderness.
Swans are the largest extant members of the waterfowl family Anatidae and are among the largest flying birds. The largest living species, including the mute swan, trumpeter swan, and whooper swan, can reach a length of over 1.5 m (59 in) and weigh over 15 kg (33 lb).
Ralph Edwards, OC (c. 1892 – July 3, 1977) was a pioneering British Columbian homesteader, amateur pilot [1] and leading conservationist of the trumpeter swan.He received the Order of Canada in 1972 for his conservation efforts, [2] and is the namesake of the Edwards Range mountains.
The swans' closest relatives include the geese and ducks. Swans are grouped with the closely related geese in the subfamily Anserinae where they form the tribe Cygnini . There are six living and many extinct species of swan; in addition, there is a species known as the coscoroba swan which is no longer considered one of the true swans.
Coscoroba swan: Coscoroba coscoroba (Molina, 1782) 28 Black swan: Cygnus atratus (Latham, 1790) 29 Black-necked swan: Cygnus melancoryphus (Molina, 1782) 30 Mute swan: Cygnus olor (Gmelin, JF, 1789) 31 Trumpeter swan: Cygnus buccinator Richardson, 1831: 32 Tundra swan: Cygnus columbianus (Ord, 1815) 33 Whooper swan: Cygnus cygnus (Linnaeus ...