Save
...
bio
Chap 19: Endothermic Vertebrates
Birds
Save
Share
Learn
Content
Leaderboard
Learn
Created by
ania
Visit profile
Cards (26)
damn u
miss a
birds are
tetrapods
birds
have
feathers
birds rely on
metabolism
for energy, therefore they need to
eat frequently
birds
raptors
hummingbirds
shorebirds
wading birds
game birds
seabirds
flightless birds
waterfowl
perching birds
raptors
largest
birds
can carry
twice
their
weight
carnivores
hooked
beaks and
talons
shorebirds
mostly near
water
rarely
swim
seabirds
mostly on the
ocean
nest on
land
fly over
ocean
wading birds
long
legs
sharp
beaks
flightless birds
they
cant fly
lacks a
keel
hummingbirds
small
scrappy
personality
buzzing
sound
hovering
flight
high
metabolism
game birds
are birds that are hunted for food and sport, such as pheasants and partridge
waterfowls
designed for
water
webbed
feet
oily
feathers
low density
bones
some can
fly
perching birds
most beloved for their
songs
bright
colors
feet automatically
lock
when perching
keel
large flat structure on a bird's breastbone where wings attach
many bones of the bird are
fused
to give its skeleton
rigidity
, which weighs
less
than its feathers
contour feathers
are visible featers of a bird
down feathers
are found in the tail and wings of birds and are used for insulation
legs of a bird only have
scales
high lift wings
large and convex, lots of lift
high speed
wings
long and thin, little drag in the air
soaring wings
long and thin like a glider
elliptical
wings
short and wide for
quick take
off and
landings. low speed
,max manueverability
birds have
9 air sacs
courtship of birds/avians
males:
visual
and
vocal
displays to impress a female, have
bright colors
to defend the nest
females:
dull colors
to
camouflage
while
incubating
eggs
avian reproduction
birds have only
one
set of
ovary
ovum
and sperm meet in the
oviduct
embryo is
tiny
with many
yolk
ass embryo passes through the female's
reproductive tract
, they get a layer of
albumen
(egg whites)
egg passes thru the
body
and out the
cloaca