I trust all here have seen the 'dung camera' on the telly which is used for
filming elephants' kneecaps? Here is something quite like it:
http://www.proelektra.de/ct_PR203121-k000001.htm
A 'dung speaker' :-)
Imagine that warbling away in yer garden - it'd have the neighbours
mystified wouldn't it?
(I like the 'Wetterbeständig' bit - very reassuring for 'Northern European'
use! (Today, for instance!! :-)