| 31. | Alien species have varied from fairly humanoid to almost unrecognizable.
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| 32. | Most Earthmen live elsewhere, as �migr�s on planets that are populated by alien species.
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| 33. | The Times-Picayune, New Orleans, Louisiana, on curbing alien species:
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| 34. | Give an alien species two centuries to spread and, experts say, eradication may be impossible.
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| 35. | Just as scientists seem to gain control of one invader, a new alien species appears.
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| 36. | Pathogen Introduction ( parasitism ) is one of the biological methods to eradicate alien species.
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| 37. | Mission mode requires the player to clear out a set number of an alien species.
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| 38. | They are typically stronger than each of the 2 alien species that share their traits.
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| 39. | Then, the ship was attacked by another alien species which is especially hostile and xenophobic.
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| 40. | We are a civilisation-have we visited any alien species?
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