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Photograph by Mario Tama
Canine cowboys join the crowd at the annual Tompkins Square Halloween Dog Parade in New York City. This parade is the largest Halloween dog parade in the United States—hundreds of dogs participate and compete for prizes. -
Photograph by Sisse Brimberg & Cotton Coulson
A pit bull sports a fuzzy orange collar for the Queen's Day celebration in Amsterdam. -
Photograph by Edwin Tse
Decked out in a red-and-yellow firefighter costume, a bulldog takes part in a Halloween costume party in New York City. -
Photograph by Amanda Edwards/Getty Images
With his cape flying, "Superdog" snags a disc in midair at an event called Bow-Wow-Ween in Los Angeles, California. -
Photograph by Marco Repola, Flickr
Two pugs dressed as ladybugs, red and black insects thought to bring good luck in some cultures.
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Photograph by Sarah Sosiak, Flickr
This beagle proudly shows off its butterfly costume.
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Photograph by Don Hankins
Pippi Longstocking has nothing on this Boston terrier!
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Photograph by Hideya HAMANO, Flickr
This Pomeranian is simply bewitching.

