Because ze Germans like to march in ze shade.
He wasn't Italian, because he carried work tools, he wasn't Austrian, since he had some brains, he might have been Swiss, since he was outrun by a glacier, but most probably he was a German, because nobody else ever walks in sandals in the mountains.
He has to wait for the verb.
Pu
Because he liked it.
To trip ants.
Bark.
Because german soldiers like to march in the shade
So the Germans can march in the shade.