Sheep Circles
"In a second letter Mr Belcher emphasized
that the sheep of the two circles were 'variously standing, laying
down, or grazing. All quietly occupied, but nevertheless forming this
very regular circular formation."
Meaden, G.T.; "Sheep in Circular Flocks: Is There a Meteorological, or
Some Other, Connection?" Journal of Meteorology, 14:54, 1989
Science
Frontiers

Pam Penfold
17th March 2001
Between Inverness and Wick, Scotland
Pam spotted the sheep in the formation of a
“near perfect” circle and took the first photograph. A few minutes
later she took a short piece of video and then another photograph.
Swirled News

The
time frame between the two still shots is approximately twenty-five
minutes.

Russell Bird photographs a sheep circle
"He then spotted another circle three fields away, but was unable to
take a picture with both "formations" lasting around 10 minutes before
dispersing."
Daily
Mail
25th January 2008

Norsk Kornsirkelgruppe
Related
Circle Phenomena
How to make
your own Sheep Circles.
jc.people.vee.net