Painted Rocks Borderline

While strolling one morning, I spotted a line of painted rocks along a homeowner's sidewalk. (Charming!) I decided to record them, starting from the left-side marker limestone boulder and ending with the right-side boulder. Read the entire article and comment there, please.

Silk, Silkworms, and Related

Last month, I wrote about spider silk, inspired to research because of recent articles I wrote about argiope spiders. I decided to revisit one of my curiosities about silk, particularly silkworms. Read the entire article and comment there, please.