Toxins from the Colorado River toad have been ingested by some for their psychedelic and medicinal effects. kuhnmi via Flickr under CC BY 2.0 DEED The Colorado River toad, a species native to ...
This article was originally featured on Undark. When Johannes Reckweg arrived in the Netherlands in 2016 to work on his master’s program in neuropsychology, he didn’t expect to learn about a ...