-
beak, bill, or
rostrum is an
external anatomical structure found mostly in birds, but also in turtles, non-avian
dinosaurs and a few mammals. A
beak is...
-
originating in Europe,
shaped like a funnel, chimney, or
upstretched bird with
open beak used for
supporting or
venting a pie.
Occasionally other whimsical shapes...
- gaping,
open beak in
their fear and
threat displays. Some
augment the
display by
hissing or
breathing heavily,
while others clap
their beaks. In birds...
- with
open beaks and
raised wings.
During the
breeding season, the
males establish territories and
often defend them fiercely. This can lead to
beak fights...
-
which consists of
oblique runs
combined with head-bowing movements, an
open beak, and a "strangled" low song. The
female remains motionless until she raises...
- Two
species were
described as
recently as 1991 (pygmy
beaked whale) and 2002 (Perrin's
beaked whale), and
marine biologists predict the
discovery of...
- a
nasofrontal hinge allowing the
beak to
open wider than
would otherwise be possible. The
exterior surface of
beaks is
composed of a thin,
horny sheath...
-
pelican can
predict safe
travel for a dead
person in the Underworld. The
open beak of the
Pelican is also ****ociated with the
ability of the
deceased person...
-
Psittacine beak and
feather disease (PBFD) is a
viral disease affecting all Old
World and New
World parrots. The
causative virus—
Beak and
feather disease...
-
flocks in
shallow waters along rivers or lakes. They
immerse their half
open beaks in
water and
sweep them from side to side and snap up
their prey of small...
