- The
greylag goose or
graylag goose (Anser anser) is a
species of
large goose in the
waterfowl family Anatidae and the type
species of the
genus Anser...
-
Lorenz and Niko
Tinbergen involve male
stickleback mating behavior and
greylag goose egg-retrieval behavior.
Fixed action patterns have been
shown to...
-
genera of true
geese are: Anser, grey
geese and
white geese, such as the
greylag goose and snow goose, and Branta,
black geese, such as the
Canada goose...
-
Domestic geese have been
derived through selective breeding from the wild
greylag goose (Anser
anser domesticus) and swan
goose (Anser
cygnoides domesticus)...
- classes: Heavy,
Medium and Light. Most
domestic geese are
descended from the
greylag goose (Anser anser). The
Chinese and
African Geese are the
domestic breeds...
- 2.8–3.5 kg (6.2–7.7 lb) or more (the second-heaviest Anser,
after the
greylag goose, A. anser). The ****es are similar,
although the male is larger, with...
-
sufficient food in
harvested rice
fields and
other wet environments. The
greylag goose (Anser anser) was
domesticated by the
Egyptians at
least 3000 years...
- is a key
habitat for many bird species.
Notable birds seen here are the
greylag goose (Anser anser), white-fronted
goose (Anser albifrons),
little bustard...
- and
feathers that are
excellent at
shedding water due to
special oils.
Greylag goose,
Anser anser Greater white-fronted goose,
Anser albifrons Lesser...
-
whole range of true
goose shapes and sizes. The
largest are the bean,
greylag and swan
geese at up to
around 4 kg (9 lb) in
weight (with
domestic forms...
