A listener was happy to spot a monarch butterfly caterpillar on her milkwee plant. But, there was another vistor on the plant, not so welcome.
The caterpillar and the assassin bug
![A monarch caterpillar](https://npr.brightspotcdn.com/dims4/default/3e9d0c9/2147483647/strip/true/crop/1760x1084+0+0/resize/880x542!/quality/90/?url=http%3A%2F%2Fnpr-brightspot.s3.amazonaws.com%2F3d%2F39%2F6d912443407eb84f325114eea44d%2Fmonarch-caterpillar.jpg)
Martin LaBar
/
Flickr