-
Explorer for 8–12-year-olds. RSPB
Phoenix is
aimed at teenagers, and
produces Wingbeat magazine,
which is
primarily written by
young people for
young people....
- low-protein diet.
Hummingbirds are
named for the
prominent humming sound their wingbeats make
while flying and
hovering to feed or
interact with
other hummingbirds...
- the
rapid wingbeats,
producing acoustic oscillations and harmonics.
During courtship, a male
calliope hummingbird hovers at
accelerated wingbeat frequency...
-
wingspan of
adults is
roughly 32–47 mm (1.3–1.9 in).
Pieris rapae has a
wingbeat frequency averaging 12.8
flaps per second. The
species has a
natural range...
-
Biology 50(3) 358-70. Norberg, U. M. L. & Norberg, R. Å. (2012).
Scaling of
wingbeat frequency with body m**** in bats and
limits to
maximum bat size. The Journal...
-
April 2011 the
SmartBird was
unveiled at the
Hanover Fair. The
natural wingbeat of a bird was
emulated by
using bionics technology to
decipher bird flight...
- bird's head.
During hovering flight, Anna's
hummingbirds maintain high
wingbeat frequencies accomplished by
their large pectoral muscles via recruitment...
- beat. Of
these insects, some (flies and some beetles)
achieve very high
wingbeat frequencies through the
evolution of an "asynchronous"
nervous system,...
-
inches (25 to 41 cm) in length, and are
noted for
their slow,
irregular wingbeats in
flight and a shrill,
wailing cry. The
traditional terms "plover", "lapwing"...
-
described as high
pitched yelps. In flight, it can be
identified by its fast
wingbeat, in
contrast to
Canada geese and the
larger subspecies of
cackling geese...
