Page 24 - The Pocket Guide to Equine Knots

Bowline, step 1.

Then bring the end of the line up through the hole (the rabbit comes out of the hole, step
2) and circle the standing part (the rabbit goes around the tree).
Then duck the end back down through the loop/“hole” (step 3).
Finally, pull the knot tight.

Bowline, step 2.

Bowline, step 3.