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Posted Thu May 22 2014: from Universite de Montreal: More male bugs in a warmer world? Temperature influences gender of offspring in bugs http://apocadocs.com/s.pl?1400771282 Whether an insect will have a male or female offspring depends on the weather, according to a new study. As in bees, wasps, and ants, the gender determination of Trichogramma parasitoids is called "haplodiploid," that is, fertilized eggs produce female offspring, while unfertilized eggs produce male offspring. The study found that when it was hot, females deliberately produced more males than at medium temperature -- at 34°C, the number of males produced increased by 80 percent. [Read more stories about: anthropogenic change] This item will appear in our PANIQuiz! New!: No reader quips yet -- be the first! Got a PaniQuip? Your Quip (limit 140 characters, no links, just wit): First name: The text shown in the Web image to the right: We reserve the right to reuse, remove, or refuse any entry.

'Doc Jim says: Bad news for ladybugs. NEXT> More stories: BP plans to appeal oil spill settlement ruling to the Supreme Court Outside groups shelled out $4.5M for agency officials' travel (More male bugs in a warmer world? Temperature influences gender of offspring in bugs) Harmful bacteria can linger on airplane seat-back pockets, armrests for days Iron from melting ice sheets may help buffer global warming Want to explore more? Try the PaniCloud!

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