A standard method is used worldwide to photograph cows and bulls. 

COLLECTED AND EDITED BY HANS AARSMAN, CLAUDIE DE CLEEN, JULIAN GERMAIN, ERIK KESSELS, AND HANS VAN DER MEER.
COLOR, 21. X 29.7 CM, 88 PAGES, SOFTCOVER. 
PUBLISHED BY KESSELSKRAMER, AMSTERDAM, 2005.