Any substance that makes the blood vessels smaller in size....
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Term used to refer to a male animal that has been surgically altered to keep them from properly producing live sperm....
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Term used to refer to animals that have a spine or backbone, .including fish and mammals...
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A bone in the spinal column...
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Anything having to do with worms or occurring as the result of worms...
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Any chemical that causes worms or parasitic worms to be expelled from an animal's body...
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Anything that is designed to kill worms or other parasites; anthelmintic substance...
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A beam that passes from the stomach to the back; an x-ray beam...
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The stomach in certain birds; may also be referred to as the gizzard....
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The study of the laws of inheritance n living things; may also be referred to as breeding...
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