Rudy Mancke discusses the hag moth and its larva commonly known as "monkey slugs."
Monkey slugs
![FILE - A hag moth caterpillar, aka a monkey slug.](https://npr.brightspotcdn.com/dims4/default/9c0f7e1/2147483647/strip/true/crop/2560x1707+0+0/resize/880x587!/quality/90/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2Fe2%2Ffc%2F71fd91384ecc940b96c74cbd620c%2Fphobetron-pithecium-larva-monkey-slug-wikimedia.jpg)
Jerry A. Payne
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Wikimedia
Rudy Mancke discusses the hag moth and its larva commonly known as "monkey slugs."