Copied from below: http://en.wikipedia.org/wiki/Tardigrade http://en.wikipedia.org/wiki/Tardigrade "The biggest adults may reach a body length of 1.5 mm (0.05

Copied from below: http://en.wikipedia.org/wiki/Tardigrade http://en.wikipedia.org/wiki/Tardigrade "The biggest adults may reach a body length of 1.5 mm (0.059 in), the smallest below 0.1 mm. Newly hatched tardigrades may be smaller than 0.05 mm."