More:They accused the Winterwatch star of breaking BBC rules by plugging a dog tick treatment he has links to.
Wildlife-lover Packham, 57, is an outspoken critic of grouse shooting.
Abzed, a company which lobbies for grouse-shooting, claimed Packham was employed by a PR firm representing MSD Animal Health to help sales of its insecticide Bravecto.
Chris Packham 'victim of dirty tricks campaign from shooting enthusiasts' (31. Jan. 2019)
Chris Packham is also a well-known vegan.