Namaqua dwarf adder, world’s smallest viper

This 11 February 2020 video says about itself:

Namaqua Dwarf adder (Bitis schneideri) – the smallest viper in the world

Namaqua Dwarf adder (Bitis schneideri) is a tiny viper living on the Western coast of South Africa. It is threatened by the destruction of coastal dune habitats and collection for the pet trade. This venomous snake has been filmed in the wild very rarely and Living Zoology film studio wants to spread a message about the Namaqua Dwarf adder! Wait for the end of the video, where this dwarf gets compared to a huge Gaboon viper.