The cells helps the snakes absorb the bones of their prey — and might show up in other animals that chomp their meals whole.

From the column: "While robotic vacuums have been around for two decades, they have remained in my head as amusing novelties.

With Season 3 hitting this fall, check out this animated "snack" from Adult Swim and creators Michael Cusack & Zach Hadel's Smiling Friends.