-
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...
- the 24
existing species are
reasonably well-known. Baird's
beaked whales and Cuvier's
beaked whales were
subject to
commercial exploitation, off the coast...
- Two
species were
described as
recently as 1991 (pygmy
beaked whale) and 2002 (Perrin's
beaked whale), and
marine biologists predict the
discovery of...
- The spade-toothed
whale (Mesoplodon traversii) is the
rarest species of
beaked whale. As of a find in 2024,[update] only six
specimens have been confirmed...
- Cuvier's
beaked whale, goose-
beaked whale, or
ziphius (Ziphius cavirostris) is the most
widely distributed of all
beaked whales in the
family Ziphiidae...
- monotremes, the short-
beaked echidna lays eggs; the
monotremes are the only
living group of
mammals to do so. The short-
beaked echidna has
extremely strong...
- Shepherd's
beaked whale (Tasmacetus shepherdi), also
commonly called Tasman's
beaked whale or
simply the
Tasman whale, is a
cetacean of the
family Ziphiidae...
- the short-
beaked common dolphin and the long-
beaked common dolphin. However,
recent evidence has
shown that many po****tions of long-
beaked common dolphins...
- Gervais's
beaked whale (Mesoplodon europaeus),
sometimes known as the
Antillean beaked whale, Gulf
Stream beaked whale, or
European beaked whale (from...
- The ginkgo-toothed
beaked whale (Mesoplodon ginkgodens) is a
poorly known species of
whale even for a
beaked whale, and was
named for the
unusual shape...