Ross's goose (Anser rossii), formerly Chen rossii, is a white goose with black wingtips and a relatively short neck. It is the smallest of the three white geese that breed in North America. It is similar in appearance to a white-phase snow goose, but about 40% smaller.

The meaning of CHEN is a genus (or subgenus of Anser) of geese having the adult plumage chiefly white. How to use Chen in a sentence.

Both white and dark morphs exist, the latter often known as blue goose. Its name derives from the typically white plumage. The species was previously placed in the genus Chen, but is now typically included in the "gray goose" genus Anser. [2][3]

In 2009, Chmutov introduced the partial-duality for a ribbon graph G. Recently, Gross, Mansour and Tucker enumerated all possible partial-duals of G by genus and introduced the partial-dual...

There are three distinct genera of geese, namely Anser (gray), Chen (white), and Bre. Size: Their size ranges from small to big, varying from one species to the other. E.g., the barnacle goose is medium-sized, being 20 to 28 inches (55 to 70 cm) long with a wingspan of about 51 to 57 inches (130 to 145 cm).

Sep 27, 2024 · The white geese are a small group of waterfowl which are united in the genus or subgenus Chen, in the true geese and swan subfamily Anserinae. They breed on subarctic areas of North America and around the Bering Strait, migrating south in winter.

The snow goose (Chen caerulescens or Anser caerulescens), also known as the blue goose, is a North American species of goose. Its name comes from its white feathers. Some authorities place this species in the Chen genus. [1] Other authorities place these species in the "gray goose" genus Anser. [2] In addition to a white phase they also have a ...

The white geese are a small group of waterfowl which are united in the genus or subgenus Chen, in the true geese and swan subfamily Anserinae. They breed on subarctic areas of North America and around the Bering Strait, migrating south in winter.

Chen. Snow Geese. View Profile. overview characteristics geography timeline information & media contact. Overview. Scientific Name. Chen. Common Name. Snow Geese. Kingdom. Animalia. Location in Taxonomic Tree . Genus. Chen. Identification Numbers. TSN: 175037. Geography. Launch Interactive Map. Working with others to conserve, protect and ...

Its name derives from the typically white plumage. Many taxonomic authorities placed this species and the other 'white geese' in the Chen genus,. Most authorities now follow the traditional treatment of placing these species in the 'gray goose' genus Anser.