May 23 is National Heat Awareness Day, and humans aren't the only ones who can become sick when it's hot outside. Pets can suffer from heat stress, too. To remind you to keep your dogs and cats safe from the heat, we found 15 photos of pets staying cool on hot summer days.
Pets Beating the Heat

Abby, a Golden Retriever, and her best friend J.R., an English yellow Lab, beat the heat by hanging at the pool.

What's Jack the Australian Cattle Dog mix's favorite way to beat the Texas heat? Playing in the sprinkler, of course!

An Aussie named Jinx takes a leisurely stroll down a beach in Monterey, California, to keep cool on a hot day.

Lily, a domestic shorthair, poses on the fountain overlooking her owner's screened-in swimming pool and wonders, "Why aren't there any fish in that water?"

Pip, a Staffordshire Terrier, enjoys his part-time summer job: recovering golf balls lost in a creek and burying them in the sand.

Zoë, a Border Collie, feels the wind in her fur during a canoe trip at St. Marks National Wildlife Refuge in Florida.