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42 Cards in this Set
- Front
- Back
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responsible for first devising system of classification
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Linnaeus
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example of a taxon order
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passeriformes
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largest taxon
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kingdom
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birds are thought to have evolved from
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therapod dinosaurs
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the ending -idae is what level of classification
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family
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smallest level of classification
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species
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who is credited with the theory of natural selection
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darwin
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archeopteryx was found in Solnhofen limestone which was departed during which period
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jurassic
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most of the new fossil bird/dinosaurs being discovered in N China are from what period
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cretaceous
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Protoavis was found in rock deposited in what period?
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triassic
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if dark birds are eaten more often by predators than light colored birds, over time what would happen
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population would become lighter
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T/F birds were the only animals to evolve feathers
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false
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the name archeopteryx is derived from two greek words. the letters, pteryx means
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wing or feather
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most of the earliest birds to appear in fossil record are were
insect eaters seed eaters marine species hummingbirds Order Passeriformes |
marine species
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number of bird species
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9000
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which region are Passseriformes in the minority
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neotropical
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female boat tailed grackles prefer to mate with and therefore select males with longer tail feathers. this is an example of what kind of selection
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sexual
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the flat face of most owls is an adaptation that enables them to what better
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hear
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when does hybridization occur
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two different species mate
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if a male and female look alike, sound alike and produce offspring that resemble themsevles, they probably belong to the same what
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species
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T/F perching birds belong to the order passeriformes
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true
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major characteristic of ratite birds
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flightless
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what order of birds contains those that are marine and have tubular nostrils
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procellariformes
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T/F natural selection is a mechanism that is based upon certain genotypes our producing other combinations of genes that are less desirable
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t
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when does speciation occur
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when they undergo reproductive isolation after a long periodof geographic isolation
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when did passerine birds appear in the fossil record
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after forests developed and seeds, fruits and insects were available as foods
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if two organisms live in the same area, are they sympatric or allopatric
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sympatric
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which period was characterized by many glaciations and fluctuating sea levels which fostered a great deal of speciation
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pleistocene
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which if the zoogeographical realms is most similar to the nearctic
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palearctic
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how many orders of birds are there
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29
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zoogeographical realms was a concept devised by who
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alfred wallace
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north america is in what realm
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nearctic
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what realm has greatest number
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neotropical
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T/F most birds are ratites
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false
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if a bird is similar in appearance and yet because they mate assortively, they are reproductively isolated, then it is an example of what
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sibling species
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if a female of Species A seeks out and mates only with a male of Species A, she is exhibiting what
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assortative mating
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what is responsible for the poor variety of birds in the ethiopian realm compared to the neotropical
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less diverse habitats
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"tube-noses" are what order
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procellariformes
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what group of birds is restricted to the southern hemisphere
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sphenisciformes
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keel of a bird is called what
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carina
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type of hawk that is built for speed and rarely soars is a what
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falcon
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feathers first appeared in what animals
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theropod dinosaurs
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