(p. D2) It’s a familiar story: Predator hunts prey. Predator catches prey. Predator gulps down prey.
Usually, that’s it. But the water scavenger beetle Regimbartia attenuata says, “Not today.” After getting swallowed by a frog, this plucky little insect can scuttle down the amphibian’s gut and force it to poop — emerging slightly soiled, but very much alive.
For the full story, see:
(Note: the online version of the story has the date August 3, 2020, and has the title “There Are Two Ways Out of a Frog. This Beetle Chose the Back Door.”)
The scavenger beetle’s escape is documented in:
Sugiura, Shinji. “Active Escape of Prey from Predator Vent Via the Digestive Tract.” Current Biology 30, no. 15 (2020): 867-68.