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60 Cards in this Set

  • Front
  • Back
Bats have been flying for about ___ years, which is around 200 million years more recent than when insects took to the air
60 million
The ____ of fossilized feathers suggests the feathers were used for flight
symmetry
Most modern birds still have reptile-like scales, especially on their ____.
legs
As kerotinous scales evolved into feathers, these early feathers may have been used mostly for
insulation
The hoatzins of South America have _____ on their wings, and the manner in which hoatzins use these structures may resemble how archaeopteryx would have used them.
hooks/claws
The largest flying bird that has ever existed was probably a giant _____ that had a wingspan over 20 feet wide.
vulture
As modern bird families became established, the _______ and the birds competed for 'dominance.'
mammals
the filaments of ostrich feathers lack ____, so the feathers can not be zipped to form a contiguous blade.
hooks
In birds, flight is valuable for escaping from predators and has a low energetic cost
false
many bird species found in ______ arrived long ago from australia and evolved into what we see today
new zealand
The Kiwi uses its keen sense of smell to find food in the leaf litter.
True
After humans in new zealand caused the extinction of 12 species of moas, an immense ______ that hunted the Moas also went extinct.
eagle
A takahe chick stays with its parent for up to ____
one year
The male kakapo creates a shallow bowl on a mountain top from where he ________
would mate
When Life of Birds was made, there were about _____ black stilts in the wild.
200
According to moulton there are ___ levels of factors that could influence which species are successful when introduced
3
Oahu and Tahiti have roughly the same number of successfully introduced passerine birds
False
_______ was the british scientist who argued that islands were easier to invade than mainlands
charles elton
The old GFC released scores of ____ south of lake okeechobee for recreational hunting
white winged doves
____ is a species related to mockingbirds that lives in dense woods in the eastern US.
Gray catbird (brown thrasher)
When artificial prairies in the upper peninsula of michigan were replaced with shrublands shaptailed grouse invaded
True
Lawrence's warblers are actually rare hybrids
True
Kirtland's warblers nest on the ground
True
When the USFWS began trapping cowbirds in michigan, __% of kirtland's warbler nests were parasitized.
70%
Zebra Mussels have helped form a "dead zone" in ______
Lake Eerie
Agriculturally induced dead zones are mostly due to the runoff of fertilizer.
True
In england immuno-contraception was tried as a control for introduced ____
gray squirrels
The old GFC brought cougars to Florida to control wild hogs.
False
Side-necked Turtles live only in ____
Southern hemisphere
ratite birds are found only in the old world
False
Archaeopteryx is known from fossils found in _____
Germany
_____ have just two toes per foot
Ostriches
Brian McNab a zoology Professor at UF argued that flightlessness in carinate birds likely evolved ______
to reduce energy expenditures
In Darwin's frog of chile the young develop in
the vocal sac of their father
No salamander species uses external fertilization
True
The non-aquatic animal group with the widest range of techniques and tools for obtaining food from world's waterbodies is the ____
birds
The country of ______ is home to the wrybill, the only bird in the world with a beak bent to one side
New Zealand
The American dipper's dense, oily ____ traps air which keeps the birds warm, but also buoyant, underwater.
(outer feathers)
The Darter ___ to resolve the problem of having water-absorbent feathers
dries itself
Africa's black heron uses it's wings to create _____, which helps the bird see fish, and may even attract fish.
shade
Thelower beak of the _____ is longer than the upper beak.
skimmer
Ducks, such as the mallard, keep their plumage water-resistant by anointing it with oil from a ___ on their rump.
gland
All ducks have webbed feet.
True
Waders like godwits, dowitchers, and sanderlings might forage in the same area, but competition between them is reduced because their ___ are of different shapes and sizes.
beaks
Boobies pursue their prey by _____.
bombardment
The short wings of auks represent a trade-off between being able to ___ well and flying rather weakly.
swim
compared to large penguins, little equatorial penguins may be more similar to the ancestral penguin because the ancestral penguin probably ________
had flipper and couldn't fly.
Providence petrals belong to a group of birds with a _____ which channels air toward a sensory organ and allows the petrels to find food that may be far away
tube
Due to their enormous wingspans, albatrosses do not land on water because they would not be able to take flight
false
over ____ species of birds inhabit the small, remote galapagos islands, perhaps because of the abundance of food in the surrounding area
150
A female bird lays her eggs because it would be very difficult, if not impossible, for her to ____ with one or more eggs inside her.
Fly
Some woodpeckers nest inside the nests of ____ which, in turn, provide protection for the woodpecker
ants
The majority of birds build a nest
True
Birds that build nests on tree branches might conceal the outside of the nest with _____ materials such as lichen or bark, depending on what matches the tree.
Coarser
The thatch roof of large, communal bird nests, such as those of the sociable weaver finches, acts as ____
insulation.
A bird egg develops its hard shell in the part of the oviduct where there are glands that produce _____ and pigment.
Lime
A female Kiwi produces one egg that is _____ a quarter of her total body weight.
A quarter
The blue Tit is an example of a bird that lays many eggs because each has a low chance of _____.
Survival
To protect their eggs from predators, birds may build their nest near the nest of ____
wasps
the major problem facing most nesting birds is keeping their eggs ____
warm