Animals sting for two pretty straightforward reasons: to defend themselves and to catch prey. How they do it is wildly varied
, poking around with her stinger until she finds its sweet spots.
The first one temporarily paralyzes the roach’s front legs, and the second impairs its escape reflexes. Eventually she’ll lay a single egg inside the roach’s leg, sealing it up in a hole so it can’t escape. The larvae then hatch and devour the still-living roach from the inside out.An unidentified species of scorpion from Vietnam glows under a scientist's ultraviolet head lamp. Many experts are studying venom to see if they can find ways to lessen human pain.
It’s an effective defense, but always fatal for the female, who loses a large part of her body in the process.“It’s a super form of altruism,” he says. A honeybee colony can have up to 40,000 bees, so the loss of a few to fend off a potential predator, like a bear, “is nothing relative to the overall health of the colony.”
Not to mention, predators—or people—who experience the barbed defense are more likely to steer clear of bees in the future. Unless you were the late Justin Schmidt, a University of Arizona entomologist who studied the nasty subject of insect stings. In his book
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