| 31. | Each clutch averages 250 eggs and is housed in a round white silken egg sac.
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| 32. | She then stretches her body over the surface of the egg sac and guards it.
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| 33. | At least 60 spiderlings emerge from an egg sac.
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| 34. | Many mantispids are parasites of spider egg sacs.
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| 35. | Egg sacs can survive over winter, and the emerging spiderlings will eat their brothers and sisters.
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| 36. | In severe cases, males can develop egg sacs.
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| 37. | The white egg sac is attached to the underside of stones and guarded by the female.
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| 38. | The egg sac is in a leaf, with the tip folded back to cover the eggs.
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| 39. | Icky egg sacs are hung on every wall.
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| 40. | So, the idea that someone swallowed a lice egg sac shows a complete ignorance about lice.
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