“A new documentary series by BBC One, called “Dolphins: Spy in the Pod,” reportedly shows young dolphins getting “high” off a nerve toxin released by pufferfish and then passing it around….
“…The assumption is that the dolphins are deliberately antagonizing the pufferfish and know just the right amount of toxin to ingest to get narcotic benefits….”
But are they, really? http://www.sfgate.com/technology/businessinsider/article/Do-Dolphins-Really-Get-High-On-Pufferfish-5107281.php