Inner translucent sphere contains cat
Outer translucent sphere contains rat

Surface-to-surface Axle connects the spheres which are propelled by means of the cat chasing the rat which it cannot catch.

Or vice versa
-- thumbwax, Nov 20 2002

A big one for the cat http://www.petdisco...all_61350_clear.jpg
A bigger one for the rat [thumbwax, Oct 04 2004, last modified Oct 05 2004]

You forgot to mention the glow-in-the-dark aspect,cool.
-- skinflaps, Nov 20 2002


I dunno. Given the respective sizes of cats and rats around here (Annabelle is a *small* cat, and this *is* New York City), I think you might just end up with the rat chasing the cat.
-- DrCurry, Nov 20 2002


Modified for NY Rat Detective, DrCurry
-- thumbwax, Nov 21 2002


Or three (dog, cat, rat) or more spheres.
-- FarmerJohn, Nov 21 2002


A multi-layer hamster ball...
-- bluebeaversscrubbingourfloors, May 10 2009


Were I not worried about adding to an already substantial history of questionable treatment of animals, I would make one of these.

I am pleased to offer you this Bun.
-- MikeD, May 10 2009


This is a stunningly good idea!
-- MaxwellBuchanan, May 11 2009



random, halfbakery