Handedness in catsPosted: February 1, 2011
This is an older article, but I woke up to a gift of half a mouse my cat left for me on the carpet last night, so I figured a feline-related story was called for.
Seems that testosterone levels in cats impart a preference for the use of left or right paws.
A test for cats consisting of tasks of varying difficulty – from playing with a toy to manipulating a piece of food out of a tight spot – found that, under pressure to complete a tricky task, toms tended to use their left hands and females, their right.
More detailed overview here.
Picture via the inestimably marvellous icanhascheezburger.com