Birds such as penguins and ducks don't piss, they just poop. (Penguins eject their poop with high pressure, see that one paper.) But Tux is anthropomorphic, so maybe he can. But idk if it's canon.
Microsoft seems to be doing a good enough job shitting on Windows all by themselves
Its definitely a cannon.
The creature
Something something, golden arch
The same would be for android pissing on apple but now android is pissing itself
"I piss arch btw."
Cachy
Or EndeavourOS