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Desert Museum Docent 2nd Half > Birds Overview > Flashcards

Birds Overview Flashcards

1
Q

Which of the following is unique to birds?

a. Egg-laying
b. Endothermy
c. Feathers
d. Bepedalism

A

c. Feathers

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2
Q

Gular fluttering is used by birds to:

a. warm up
b. drink
c. stay cool
d. swallow

A

c. stay cool

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3
Q

Morning doves in the Sonoran Desert sit on their eggs largely to:

a. dampen them
b. dry them
c. cool them
d. hide them

A

c. cool them

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4
Q

Which of the following type of birds exhibit promiscuity?

a. Oriols
b. Hummingbirds
c. Mockingbirds
d. Owls

A

b. Hummingbirds

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5
Q

Over 90% of birds exhibit which mating system?

a. Polygamy
b. Polyandry
c. Monogamy
d. Promiscuity

A

c. Monogamy

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6
Q

Recent fossil evidence has enhanced the theory that birds evolved from:

a. thecodonts
b. pterosaurs
c. dinosaurs
d. none of the above

A

c. dinosaurs

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7
Q

Flight feathers attach to:

a. bone
b. skin
c. muscle
d. fat

A

a. bone

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8
Q

Flight feathers can be distinguished from other feathers by:

a. symmetrical vanes
b. asymmetrical vanes
c. vanes absent
d. plumulaceous vanes

A

b. asymmetrical vanes

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9
Q

The main function of the primary feathers is:

a. lift
b. thrust
c. steering
d. braking

A

b. thrust

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10
Q

A set of eggs is called a (an):

a. brood
b. pack
c. assemblage
d. clutch

A

d. clutch

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11
Q

Characteristics of altricial young include:

a. hatch fully feathered with down
b. eyes open
c. unable to leave nest right away
d. good motor skills

A

c. unable to leave nest right away

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12
Q

Two Sonoran Desert region bird species that are on the U.S. Endangered Species list are the:

a. thick-billed parrot and masked bobwhite
b. lilac crowned parrot and roadrunner
c. masked bobwhite and lilac crowned parrot
d. roadrunner and thick-billed parrot

A

a. thick-billed parrot and masked bobwhite

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13
Q

Raptors possess which of the following attributes adapted for hunting?

a. feet and keen smell
b. talons and a hooked beak
c. beauty and speed
d. keen smell and a hooked beak

A

b. talons and a hooked beak

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14
Q

Plumage is replaced by molting.

True or False

A

True

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15
Q

Territories are established and maintained by chases, displays and songs.

True or False

A

True

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16
Q

Primary flight feathers are often modified structurally for courtship displays.

True or False

A

False

17
Q

In species with a polyandrous mating system, females are larger and more brightly-colored than males.

True or False

A

True

18
Q

Birds can acquire carotenoid (red, orange, and bright yellow) pigments only through their diet.

True or False

A

True

19
Q

The two most significant events in the annual cycle of a bird are feather molting and nesting.

True or False

A

True

20
Q

Types of feathers include flight feathers, contour feathers, bristles, down, semi-plumes, and filo-plumes.

True or False

A

True

21
Q

Groups of birds whose young are atricial include song birds, raptors, owls, cuckoos, parrots, waders (herons, egrets, etc).

True or False

A

True

22
Q

The three phases of bird migration are the preparatory phase (eat and store food), actual flight phase, and behavioral modification phase (diurnal birds to nocurnal birds).

True or False

A

True

23
Q

Primaries and secondaries are the flight feathers of the wing.

True or False

A

True

24
Q

Barbs and barbules make up the vane of a contour feather.

True or False

A

True

25
Q

Greater Roadrunners warm themselves by exposing black skin (apteria) on their backs to the sun, which absorbs the heat and raises the bird’s body temperature.

True or False

A

True

26
Q

Also know as birds of prey, raptors feed almost exclusively on meat and, except for carrion-eaters, pursue and kill the animals on which they feed.

True or False

A

True

27
Q

All birds that eat meat are raptors.

True or False

A

False

28
Q

Birds that live in the desert adapt to heat extremes by avaoidance, heat conduction and radiation, and evaporative cooling.

True or False

A

True

29
Q

Feathers require routine maintenance. Check what birds may use to maintian their feathers.

___ Anting

___ Preening

___ Bathing in water

___ Bathing in dust

___ Uropygial gland or preening gland

A

__X_ Anting

__X_ Preening

__X_ Bathing in water

__X_ Bathing in dust

__X_ Uropygial gland or preening gland

30
Q

Check the function of nests.

___ Protect the eggs

___ Contain the eggs

___ Catch predators

___ Control temperature

A

_X__ Protect the eggs

_X__ Contain the eggs

____ Catch predators

_X__ Control temperature

31
Q

Check the reason)s) Archaeopteryx is an important fossil.

___ Is a ‘missing’ link between reptiles and birds.

___ Exhibits both avian and reptilian features.

___ It helped provide evidence the theory that birds are descended from reptiles.

A

_X__ Is a ‘missing’ link between reptiles and birds.

_X__ Exhibits both avian and reptilian features.

_X__ It helped provide evidence the theory that birds are descended from reptiles.

32
Q

Check the function(s) of feathers.

___ Thermoregulation

___ Locomotion

___ Camouflage

___ Communication

A

_X__ Thermoregulation

_X__ Locomotion

_X__ Camouflage

_X__ Communication

33
Q

Check the adaptation(s) for flight that birds possess.

___ Pneumatized skeletons

___ Bones lost or reduced in size and fused together

___ Increased number of organs

___ Sexual organs atrophy after breeding season

A

_X__ Pneumatized skeletons

_X__ Bones lost or reduced in size and fused together

____ Increased number of organs

_X__ Sexual organs atrophy after breeding season

34
Q

There are two competing theories for the origin of flight in birds, Trees-Down and Ground-Up theories. Match the theory to the description.

___ Ground-Up Theory

___ Trees-Down Theory

a. Feathers first evolved to extend leaps on the ground, eventually leading to flight.
b. Feathers first evolved to keep ancestral birds warm in the cooler trees, then were used to extend jumps from trees into gliding flight.

A

_a__ Ground-Up Theory

_b__ Trees-Down Theory

a. Feathers first evolved to extend leaps on the ground, eventually leading to flight.
b. Feathers first evolved to keep ancestral birds warm in the cooler trees, then were used to extend jumps from trees into gliding flight.

35
Q

Birds can be categorized by the food they eat. Match the following bird category to its food.

A
36
Q

Match the category to the list of birds whose primary food source is described by it. (Categories may be used more than once.)

A

Desert Museum Docent 2nd Half (5 decks)

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