Many long- distance migratory birds can stay in the air for...
72 hours
24 hours
48 hours
1 week
Why do birds have hollow bones?
Because hollow bones are cooler than solid bones
So they aren't too heavy to fly
So they are harder for predators to eat
So they don't sink when on water
Filoplumes are a type of feather that...
protect against harsh weather
give sensory information
help steer while in flight
attract a mate
Soaring flight ...
requires a lot of flapping
take very little energy
is for birds with "fast take-off" wings
What type of wings have "finger feathers?"
Soaring
Fast Take-Off
High-Speed
Slow-Flapping
Birds are...
Ectothermic
Endothermic
Which one is more likely to be camouflaged?
male
female
Bird wings are completely flat to allow for more lift while flying
false
true
What is the number on use for a beak?
to gather or capture food
build nests
tell funny knock-knock jokes
preen
Oviparous animals...
give birth to live young
hatch babies from eggs
have a pouch for their babies
lay eggs in water
Birds are...
Invertebrates
Vertebrates
The black heron creates shadow to hunt fish. This is an example of ...
a behavioral adaptation
a physical adaptation
Having hollow bones is...
a behavioral adaptation
a physical adaptation
Birds have sharp teeth
true
false
Some birds use warm air currents to soar through the air
true
false
What is usually one-third the weight of a bird that can fly?
their attitude
the head
the breast muscles
the wings
What is buoyant?
to float
to have hollow bones
to burrow
to swim
What is preening?
cleaning
migrating
incubating
hatching
Cowbirds are unique because they...
feed their babies cow milk
build nests near cow barns
can imitate many different sounds
lay their eggs in other bird's nests
What is a scientist who studies birds called?
Ecologist
Ornithologist
Zoologist
Chemist
The "Fast Take-off" wing are...
long and pointed
long and slender
long and fat
short and fat
Birds have a high metabolism, which means...
they can hold their breath for a long time
they can fly long distances without eating
they use energy quickly
they hibernate to save energy
The bird of paradise "dances" to attract a mate. This is a...
behavioral adaptation
physical adaptation
Migrating to warmer climate for the winter is...
a behavioral adaptation
a physical adaptation
Hummingbirds are unique because they are able to...
lay eggs in other bird's nests
hover for long periods of time
survive extremely cold climates
burrow to build nests
Birds have to swallow their food whole
false
true
Plumage is...
the wing
a part of the beak
a part of an egg
feathers