The cows:



Needed a faster shutter speed, have to use higher ISO setting on the camera next time.
These two came out the best, they look pretty good resized to 40%:

These have been sharpened and resized to 30%, but still look a little blurry:

Here's a series taken as fast as the camera can go (except for movie mode)
Here's an avi file with a different sequence than the one below.