An unexpected guest in the shower (location: Bavaria, Germany).
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An unexpected guest in the shower (location: Bavaria, Germany).

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An unexpected guest in the shower (location: Bavaria, Germany).

Heteroptera is correct!
But... Meh...
Likely the brown marmorated stink bug (Halyomorpha halys), a neozoo. Not directly harmful for humans but a problem for agriculture (especially fruits like apples).
It hides in houses over the winter.
The really wild thing is how recent the introduction into Europe has happened:
"The brown marmorated stink bug was likely first introduced to Europe during the repair work of the Chinese Garden in Zürich, Switzerland, in the winter of 1998. The stink bug has been traced back to have traveled with roof tiles that were imported from Beijing, China."
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Heteroptera is correct!
But... Meh...
Likely the brown marmorated stink bug (Halyomorpha halys), a neozoo. Not directly harmful for humans but a problem for agriculture (especially fruits like apples).
It hides in houses over the winter.
The really wild thing is how recent the introduction into Europe has happened:
"The brown marmorated stink bug was likely first introduced to Europe during the repair work of the Chinese Garden in Zürich, Switzerland, in the winter of 1998. The stink bug has been traced back to have traveled with roof tiles that were imported from Beijing, China."
Globalization has caused the spread of all sorts of invasive species. For example, this critter is everywhere in the drainage ditches of northwestern Germany: