29
Aug
2021
Wertzels are fairly common in Pennsylvania forests. You can hear them calling at dusk, especially in the fall. Almost everyone has heard them but no one remembers seeing one. There are no photos or video. It took scientists a long time to figure this out. It turns out wertzels have a unique and effective defense mechanism. Whenever a potential predator gets anywhere near them, they release a hormone that causes short term memory loss. If you go searching for one […]
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