Stallion (English Wikipedia)

"New Forest Pony Stallions". Nfstallions.info. October 2, 2011. Retrieved November 6, 2011.(This site has photographs and video of group-kept stallions)

ovs0.com (Global: low place; English: low place)

Schumacher, James (2006). "Penis and prepuce". Equine Surgery 2 (PDF). pp. 540–557. Archived from the original (PDF) on August 28, 2017.

Release, Press (June 29, 2007). "Gender Issues: Training Stallions". The Horse. Retrieved November 6, 2011.
Strickland, Charlene (July 5, 2007). "Return to Nature With Pasture Breeding". The Horse. Retrieved November 6, 2011.
Lesté-Lasserre, Christa (June 8, 2010). "Pasturing Stallions Together Can Work, Says Study". The Horse. Retrieved November 6, 2011.
McDonnell, Sue. "Keeping Horses in Harems". The Horse. Retrieved November 6, 2011.
Strickland, Charlene. "Males as Athletes". The Horse. Retrieved November 6, 2011.
Mendell, Chad (2005). "Stallion Handling (AAEP 2005)". The Horse. Retrieved November 6, 2011.
McDonnell, Sue. "Keeping Stallions Focused". The Horse. Retrieved November 6, 2011.
Cable, Christina S. (April 1, 2001). "Castration in the Horse". The Horse. Retrieved March 3, 2014.
Paulick, Ray (November 5, 2004). "Surgery to Address Roman Ruler's Ridgling Condition". The Horse. Retrieved March 3, 2014.
Smith Thomas, Heater (July 1, 2004). "Stallion or Gelding?". The Horse. Retrieved March 3, 2014.

"MINUTES of the Court of Verderers" (PDF). October 19, 2005. p. 3. Retrieved December 26, 2011.(Document refers to the local group-keeping of stallions: 15 stallions on winter grazing at New Park, 20 stallions at Cadland, and to free winter grazing to all stallions passed to run on the Forest, "all those stallions will now remain at our two secure grazing sites at New Park and the Manor of Cadland")
"MINUTES of the Court of Verderers" (PDF). April 15, 2009. p. 3. Retrieved December 24, 2011.(Document refers to the group-keeping of 22 stallions at Cadland)

"The Stallion: Breeding Soundness Examination & Reproductive Anatomy". University of Wisconsin-Madison. Archived from the original on July 16, 2007. Retrieved July 7, 2007.
Schumacher, James (2006). "Penis and prepuce". Equine Surgery 2 (PDF). pp. 540–557. Archived from the original (PDF) on August 28, 2017.
"Ellingham show ringside attractions". Ellinghamshow.co.uk. Archived from the original on March 31, 2012. Retrieved November 6, 2011.
"Winning Olympia Quadrille". The New Forest Pony. December 18, 2010. Archived from the original on April 15, 2012. Retrieved November 6, 2011.

"The Stallion: Breeding Soundness Examination & Reproductive Anatomy". University of Wisconsin-Madison. Archived from the original on July 16, 2007. Retrieved July 7, 2007.