Friday, February 15, 2013

Hot Dates in the Wild


By the time you swear you're his,
   Shivering and sighing,
And he vows his passion is
   Infinite, undying --
Lady, make a note of this:
   One of you is lying.

Unfortunate Coincidence
-- Dorothy Parker

Dating is serious business in the animal kingdom. Dinner and a movie is nothing compared to a love harpoon, cyanide, or pre-copulatory cannibalism. 

Hey Baby, I made this deadly poison just for you.
"Flying in daytime and spectacularly conspicuous to predators, six-spot burnet moths have evolved to release cyanide when injured. It's an effective but costly defense: Cyanide isn't easy to produce, requiring intensive nutrient and energy investments. 
During mating, male six-spots make a gift of cyanide, transferring it to females for use in their own defense. Females also transfer cyanide into their eggs, bequeathing larvae with an helpfully poisonous inheritance."
 -- From Freaky Ways Animals Woo Mates with Gifts (Wired, Brandon Keim)

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