Every European (and I guess non-Europeans as well) can vote what our next Euro design will be: https://surveys.ecb.europa.eu/10b/neweuro/
About ten different designs are available and about half of them feature birds instead of boring people.
I really like the bird designs as they symbolise freedom without borders. Hope one of them gets chosen in the end.
After the cap is open, it can be twisted once more to extend
Oh that is by design???
Or a surprisingly happy accident. The tear off bits do seem to be decided to make that stringy part