We may earn a commission when you click links to retailers and purchase goods. More info. We see emails about this topic from time to time and wanted something to reference going forward, so let’s ...

The trick is a surprising instance of mammal-snake coevolution. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. The menacing rattle of a ...

If you look inside a rattlesnake rattle, you’ll find it’s actually hollow. Instead of shaking loose bits like a maraca to make that famous sound, rattlesnakes clack together segments of keratin — the ...

The sound of a rattlesnake's rattle is perhaps the most frightening sound you could hear on a hike. But how and why do these snakes make this iconic noise? "Everything tells us that they rattle to ...