The Almighty Wiki says 'Usually, tardigrades are about 0.5 mm (0.020 in) long when they are fully grown'. Following the reference, we find that they're almost

The Almighty Wiki says 'Usually, tardigrades are about 0.5 mm (0.020 in) long when they are fully grown'. Following the reference, we find that they're almost translucent, but can be seen in the right light [1]. 1: http://www.americanscientist.org/issues/pub/2011/5/tardigrades/1 http://www.americanscientist.org/issues/pub/2011/5/tardigrad...