Tab wrote:

I have never seen a leatherjacket but someone told me that it is them that
the crows feed on on golfcourse.
They cant be very big so how or in what does one catch them?Sorry if this
sounds a bit stupid but I am interested.

This is the first one google threw at me:

http://www.dgsgardening.btinternet.co.uk/leatherj.htm

There's no scale on the image, but they're about 3cm long, I'd say.

james