(NEWSER) – Strolling through a Guyana rainforest one night, a scientist heard some rustling and thought he'd encountered a furry mammal.
The creature was actually a Goliath birdeater spider, LiveScience reports — the world's biggest type of spider, according to the Guinness Book of World Records. It can weigh up to 6 ounces. For comparison, National Geographic reports a black widow weighs roughly .035 ounces; that's 170 times lighter...
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