- The
uropygial gland,
informally known as the
preen gland or the oil gland, is a
bilobed sebaceous gland possessed by the
majority of
birds used to distribute...
- for cooking. It has a
swollen appearance because it also
contains the
uropygial gland that
produces preen oil.
Pygostyles probably began to
evolve very...
-
become brittle. To
facilitate that care, many bird
species have a
preen or
uropygial gland,
which opens above the base of the tail
feathers and
secretes a...
- the
uropygial gland also
contain carotenoids.
During the
breeding season,
greater flamingos increase the
frequency of
their spreading uropygial secretions...
-
Hoopoes have well-developed anti-predator
defences in the nest. The
uropygial gland of the
incubating and
brooding female is
quickly modified to produce...
- to
brush away
foreign particles and to
apply waxy
secretions from the
uropygial gland;
these secretions protect the feathers'
flexibility and act as an...
- of fig tree,
Ficus platphylla.
Unlike most birds, it does not have a
uropygial gland.
Despite its name, Bruce's
green pigeon is
mostly grey with a light...
-
antiparasitic defense—such as
stronger T cell
immune response or
larger uropygial glands—harbor more taxa of
Amblyceran lice than others.
Reductions in...
- birds,
feather colors may be created, or altered, by
secretions from the
uropygial gland, also
called the
preen gland. The
yellow bill
colors of many hornbills...
- and
waterproof them. To do that, they use the
preen oil
secreted by the
uropygial gland, the dust of down feathers, or
other means such as dust-bathing...
