Joro spiders have hearts that are able to withstand the loud and bustling noises of big cities, according to a study published on Monday.
The saga of the large invasive Joro spiders that parachute through the air isn't over. A new study found that the critters with 4-inch-long legs are truly built differently, with hearts that are able to withstand the loud and bustling noises of big cities. University of Georgia researcher Andy Davis made the discovery while conducting cardiac stress tests on Joro spiders and their cousin, the golden silk spider.
' They were also observed entering a state of thanatosis for more than an hour after stressors, meaning they essentially froze up during that time.
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