Biology

In which fluid-filled cavity do organs develop in organisms such as earthworms?

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What is the normal response of a rabbit when spotting a fox?
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Which of the following is a hooved animal?
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Which of these is the oddest trait of a Dalmatian puppy?
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What layer of the skin is just below the surface?
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Which of the following is a small organism that can make your body sick?
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Which of these animals might compete for the same food source as a red-tailed hawk?
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Which of these organs can grow back if some of it is removed?
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How many pairs of ribs are in a typical human body?
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