Dogs and their owners dressed in Halloween costumes parade during the annual Haute Dog Howl'oween event in Long Beach, California on October 30, 2016. The parade, which claims to be the largest Halloween dog event in the world, sees hundreds of dogs and their owners dressed in colorful costumes celebrating the festival. (Photo by Mark Ralston/AFP Photo)

This adorable gallery reveals the astonished expressions of dozens of puppies as they try to gobble up treats flying through the air toward them. Photographer Christian Vieler, 48, has been documenting pooches, with their eyes bulging, mouths wide open and looks of love on their faces, in his studio as part of the project “Dogs Catching Treats” since 2013. (Photo by Christian Vieler/Caters News Agency)

Seven month old Christine Joy shares her pram with two 5 week old Gunsure Golden Cherry's cocker spaniel pups from Gunsure Kennels in Ashford, Middlesex. 22nd May 1953. (Photo by Fred Morley/Fox Photos)

Dotty, a short-haired pointer belonging to Simon Kirby MP, devours a Parliament shaped cake watched by a jack russell Maximus (L) owned by Matthew Offord MP during the Westminster Dog of The Year competition in Victoria Tower Gardens on October 13, 2011 in London, England. The annual competition was won by Conservative MP for Tiiverton and Honiton Neil Parish with his Labrador Wilberforce, who was among the 15 Conservative MPs to enter versus only two Labour MP entrants. (Photo by Peter Macdiarmid/Getty Images)

A dog jumps into the pool during the Flying Dogs competition in Kamnik, Slovenia, September 10, 2016. (Photo by Srdjan Zivulovic/Reuters)

Two Corgi dogs collide as they cross the finish line during the SoCal “Corgi Nationals” championship at the Santa Anita Horse Racetrack in Arcadia, California on May 27, 2018. The event saw hundreds of Corgi dogs compete for the fastest dog title at the 17 race event. (Photo by Mark Ralston/AFP Photo)

These adorable pawtraits seem to show the personalities of a variety of canines, capturing their incredible diverseness in their expressions and fine details. Khokhlov and Ershova, who are from Moscow, have taken portraits of about 50 breeds of pooches – earning much critical acclaim. (Photo by Alexander Khokhlov/Veronica Ershova/Caters News Agency)

Afghan dogs fight during the weekly dog fight in Kabul, Afghanistan, 17 February 2017. Under the Taliban dog fighting was forbidden, but since their fall it has become a major source of entertainment for hundreds of Afghans, where bets can amount to thousands of dollars and the dogs, which must be over one year old, are well-cared for by their owners and fed milk, butter and meat. (Photo by Hedayatullah Amid/EPA)