The 70-year-old former presidential candidate did not go into detail about the decapitation of the whale, but his daughter previously described how he had used a chainsaw to cut the head off a dead whale 30 years ago.

While campaigning for Donald Trump, Robert F. Kennedy Jr. said the investigation was "the weaponization of our government against political opponents," The Guardian reported.

One of his daughters, Kathleen “Kick” Kennedy, described in a 2012 article how her father cut the head off a dead whale that had washed ashore and bungee-corded it to the family’s car.

Former independent presidential candidate Robert F. Kennedy Jr. shared on Saturday that he was being investigated for an incident that involved potentially collecting whale specimen two decades ago.

The NOAA is investigating Robert F. Kennedy Jr. after the resurfacing of a decades-old incident in which Kennedy allegedly drove a dead whale’s head across state lines.

The National Oceanic and Atmospheric Administration confirmed on Monday it is investigating Robert F. Kennedy Jr. for allegedly decapitating a dead whale carcass and transporting it home two decades ago.

He made the claim at a campaign event for former President Donald J. Trump, whom he endorsed after ending his troubled independent bid for the presidency.

Federal authorities have confirmed they are investigating Robert F Kennedy Jr for allegedly decapitating a dead whale carcass and taking it home 20 years ago.