Kim Jong Un with baby bear cubs, May 2012

Kim Jong Un with baby bear cubs, May 2012

Rand Paul with cat, c. 1980

Rand Paul with cat, c. 1980

Mitt Romney with lab, June 2012

Mitt Romney with lab, June 2012

Ann Romney with horse

Ann Romney with horse

MIchelle Obama and Jill Biden with Rosita and Elmo, April 2011

MIchelle Obama and Jill Biden with Rosita and Elmo, April 2011

Michelle Obama with Bo Obama, September 2011

Michelle Obama with Bo Obama, September 2011

Joe Biden with Champ the German shepherd, c. 2009

Joe Biden with Champ the German shepherd, c. 2009

Scott Walker with dog, January 2011

Scott Walker with dog, January 2011

MItt Romney with dog, January 2012

MItt Romney with dog, January 2012