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Why Marsupials 'Mate Themselves to Death': Better Sperm
October 07, 2013 | ArticleLive fast, die young. Males of some insect-eating marsupials survive less than a year before mating until they die. They follow this strategy to increase the number of offspring they can sire, a study shows.
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Not in the Mood: Storms Quell Insects' Appetite for Sex
October 02, 2013 | ArticleFor insects like aphids, a raindrop on their head is like a refrigerator falling on a human, so it behooves them to detect stormy weather and avoid such naughty acts.
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Animal Sex: How Kangaroos Do It
October 02, 2013 | ArticleUnlike many other animals, kangaroos have sex for a long time — up to 50 minutes. And the female has three vaginas, two of which are inseminated by the male's double-headed penis.
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Animal Sex: How Seahorses Do It
August 27, 2013 | ArticleSeahorses have a sex role reversal, where males get pregnant instead of females. But how do they actually get busy and get pregnant in the first place?
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Gender-Bending Bugs Avoid Stabbing Sex
August 23, 2013 | ArticleFemales of two bug species may have figured out a way to lessen their chances of being on the receiving end of their species habit of "traumatic insemination."
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Why Insects Have Gay Sex
August 15, 2013 | ArticleHomosexuality has been found in a wide range of animals, but it is not well understood in the insect world. A recent review of insect homosexuality shows that, for the most part, it occurs as a mistake.
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Animal Sex: How Birds Do It
July 25, 2013 | ArticleSure, birds can fly, but how do they have sex? Can they do it in the air? And where do they keep their reproductive organs? For humans to understand bird sex, they must first put all thoughts of mammalian sex organs out of their heads.
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Not Impressed: Peahens Ignore Most of Peacocks' Flashy Displays
July 24, 2013 | ArticleThough peacocks put on some of the most striking courtship displays, their potential mates, the peahens, almost always gaze at just the lower part of the peacock's train of feathers, particularly below the neck.
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The Pain of Love: Shark Ray Dies from Mating Injuries
July 24, 2013 | ArticleThe Newport Aquarium in Kentucky announced the death of its latest acquisition, a shark ray. The exotic-looking fish — also known as a bowmouth guitarfish — was killed during the act of mating by an amorous male.
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Animal Sex: How Blue Whales Do It
July 24, 2013 | ArticleScientists have never documented blue whales mating, but they know there is a dating period where a male follows a female for weeks on end. And sex is not a forgone conclusion for the couple, it seems.
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