what is the smallest thing you can think of?

[kittens]

a dog's hands

[Ferris]

A cat's hands

[Dex Sawash]

The list of small things I can think of,

[pancreas]

a single magnesium

[Spoon of Ploff]

A list of the living people who haven't seen 'man falls off bike and onto his face'

[DistressedArea]

The brain of an outlander, or the heart of an outlander, I don't know which is smaller.  Or your mum's penis.

[Gregory Torso]

The prayer a spider whispers just before it jumps from the beam.

[hamfist]

A salt ?

[Absorb the anus burn]

Number of milliseconds of good music recorded by Mike And The Mechanics.

Average Tory voter's compassion.

Poundstore Mars Bar by the year 2035.