- are both
feral domestic geese,
which are
similar to
greylags, and
occasional vagrant greylags.
Greylag geese seen in the wild in New
Zealand probably originated...
-
Domestic geese have been
derived through selective breeding from the wild
greylag goose (Anser
anser domesticus) and swan
goose (Anser
cygnoides domesticus)...
-
Lorenz and Niko
Tinbergen involve male
stickleback mating behavior and
greylag goose egg-retrieval behavior.
Fixed action patterns have been
shown to...
-
interest in the
process of domestication. They were F1
hybrids of wild
Greylags and
domestic geese and they
showed surprising deviations from the normal...
-
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...
- (Phoenicopterus roseus).
Others originate in
Northern Europe, such as the
greylag goose (Anser anser).
Birds of prey (raptors)
include the
Spanish imperial...
- with birdwatchers, who come to see the
local black-throated
divers and
greylag geese. At the
southeast edge of the loch
there is a
small patch of coniferous...
- 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...
-
Amongst the
species seen are mallard, coot, moorhen,
great crested grebe,
greylag goose,
Canada goose,
Egyptian goose, grey heron,
marsh harrier, cormorant...
-
Greylag geese (Anser anser).
Birds are one of only four
taxonomic groups to have
evolved powered flight....
