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Biology Test9

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Across
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Develops in the germinal spot of the egg yolk
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Demonstrated life CANNOT develop from nonlife
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Songbirds
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Cobras, mambas, and coral snakes
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Upper shell of turtle
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Annual trip to warmer climate
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man’s God-given authority to use nature to meet his physical needs
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Helpless upon hatching
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Occupation of an organism
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The principle that animals or plants well suited to their environment are more likely to survive than organisms poorly suited for their environment
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Incomplete metamorphosis
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Book written by Andreas Vesalius
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Snake locomotion in which snake moves forward, coils, then moves forward again
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Responsible for popularizing the idea of life evolving from a common ancestor
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Mutualism, amensalism, parasitism, and competition are all examples of ___ relationships
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Grinds bird's food
Down
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Living factors
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Storage unit located in bird's esophagus
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Bird's thumb
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Snake venom that attacks blood
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Classification used to describe one organism's feeding relationship to other organisms in its ecosystem
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Cold-blooded
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Ostrich, emu, kiwi
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Elapids are venomous snakes with immovable ___ in the front of the upper jaw
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Slender, burrowing, wormlike amphibians without legs
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Artiodactyls are even-toed ____
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Chromatophores are pigment cells of ___
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The method of snake locomotion in which the snake throws its body sideways
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Heat sensitive organs that allow viperids to "see" warn objects in darkness
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Milk glands
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Ant-eating mammal covered with protective plates
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Stiff quill of feather
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Gnawing mammals
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Cro-Magnon man was named after the ____ it was found in
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Pheasants, grouse, and turkeys