A pair of dogs howl in unison at the Takotna checkpoint during the Iditarod Trail Sled Dog Race in Alaska.Photo credit: Bob Hallinen / The Anchorage Daily News via AP
Obedient dogs play along with their trainers from the Indian Border Security Force Dog Squad during Republic Day celebrations in Jammu, India, on January 26, 2014.Photo credit: Alok Pathania / AFP / Getty Images
Worshipers hold their dogs after they were blessed by a priest during the Day of San Anton at San Anton church in Churriana, southern Spain, on January 17, 2014.Photo credit: Jon Nazca / REUTERS
"Don't you forget about me."
A dog walker passes the Supreme Tribunal of Justice in Madrid, Spain, on January 9, 2014.PHOTO credit: Andres Kudacki / Associated Press
A mother dog feeds her pups and a pair of Siberian tiger cubs after their mother stopped feeding them at the Wild Animal World zoo in Hangzhou, Zhejiang province, eastern China.PHOTO credit: AFP / Getty Images
A mélange of juvenile crossbreed pups ensnare themselves on top of a cushion at the Gut Aiderbichl animal shelter in Henndorf, Salzburg province, Austria, on December 4, 2013. Photo credit: AP