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