Hmm... Blue Tits, Maybe?

Hmm...  Blue Tits, Maybe?

Observation - Hmm... Blue Tits, Maybe?. Description: When I was a lad around 1960, the blue tits used to raid the milk bottles on the doorstep. The damage was always the same - part of the foil top was peeled back. I haven't come across this for years, but this morning something had made a hole in one o

When I was a lad around 1960, the blue tits used to raid the milk bottles on the doorstep. The damage was always the same - part of the foil top was peeled back.
I haven't come across this for years, but this morning something had made a hole in one of the milk bottle tops. I thought it was a thing of the past, due to homogenisation of milk. Maybe not though.
If it happens again, I'll set up a trail camera.