-
cover the ear
opening (the ear of a bird has no
external features) The
uppertail and
undertail coverts cover the base of the tail
feathers above and below...
-
plumage is black, with
greyish scaling to the chest, and a red belly,
uppertail coverts and wing-panels. The
adult male has a red spot
behind the eye...
- of
narrow white bands that
extends across the
uppertail-coverts at the base of the tail. The
uppertail is
black with
narrow white tips. The
wings are...
-
white neck-ring and/or a
white superciliary stripe, the
colour of the
uppertail (rump) and wing coverts, and the
colour of crown, chest,
upper back, and...
-
brighter on underparts,
duller on wings;
uppertail coverts dark
reddish brown,
underpart buff;
uppertail coverts and tail as ad. Bill
silvery gray;...
- a
maroon tinge;
their upperparts and tail are
black except for
white uppertail coverts. Bare yellow-green to
olive green skin
surrounds their eye. Their...
-
breast and belly. It also has a
paler rump (due to
light fringes of the
uppertail coverts) and a
larger bill than its
relatives from
Britain and the Continent...
-
primary and
secondary flight feathers, rump and
thighs are black,
while the
uppertail coverts are white,
though barred with
black in some individuals. The tail...
- used to tell
apart most species. As with most geese,
their undertail and
uppertail coverts are white. They are also on
average smaller than
other geese,...
-
mostly green with head,
flight feathers and
primary coverts blue. The
uppertail has a
maroon base, a
narrow green center and a blue tip. The undertail...
