"Spiders curl up when they die because the thing that keeps their legs out is blood pressure, which releases when they die."

"All cheetahs are genetically cousins. They almost went extinct thousands of years ago, down to like 100 individuals."

"The mantle plume hotspot that is half the cause of Iceland's intense volcanism (the other half being the Mid-Atlantic Ridge) is believed to have been the cause of the largest mass extinction event in the planet's history, back when it sat under what is now Siberia."