The Springwatch presenter has penned an impassioned open letter aimed at presenters Ant and Dec.
The former Top Gear recently claimed the latest season of Planet Earth is "driving me insane".
The Springwatch host has previously received threats and abuse over his environmentalist views.
BBC Springwatch presenter linked incident to his anti-hunt views, saying 'unpleasant things happen' to people who speak against bloodsports.
Ian Wright's treatment of Andrew Maxwell was just one of the things viewers of the ITV complained about this year.
Chris Packham Claims Ant And Dec Ignored His Request To Meet To Discuss I'm A Celebrity 'Animal Abuse'
The Springwatch host has been heavily critical of the way animals are treated on I'm A Celebrity's Bushtucker Trials in the past.
The nature presenter is still furious at the way animals are treated on the ITV reality show.
The presenter declined to leave the stage and said he had a "duty" to call out the ITV show.
It comes as climate change protestors Extinction Rebellion pile pressure on the government.
Chris Packham is getting death threats for backing a high profile ban to shoot certain bird breeds by Natural England. The popular wildlife programme presenter has had a number of strange incidents at his home that have now been reported to the police.