common wasp, Vespula vulgaris,

Yellow Jackets cleaning out the nest.
Thes are the same as in the video

I like the second shot, Beryl - loooks like he's made it up a mountain :) They are tricky little beggars to catch a good shot as they are just so busy.

Thanks Louis :)
Yes they often use abandoned mammals nests and enlargen them according to Wikipedia.
Fascinating ti watch