ALT Boxer dog laying on a person's hip on a couch.

ALT Boxer dog holding a tennis ball in his paws.

ALT Boxer dog standing on Astro turf inside a fence.

ALT Promotional image for Air Quality Awareness Week by Denver Department of Public Health & Environment, featuring a dog wearing a scarf, sitting outdoors with rocky hills in the background. Text on image raises awareness about the risks of poor air quality on animals with heart or lung disease.

ALT Two dogs playing.

ALT A man and woman sitting with a tan boxer dog standing in front of them.

ALT Two black dogs on leashes walking on grass.

ALT Close-up shot of a black dog's face.

ALT Black dog inside a kennel.

ALT Black cat sitting on a gray couch.

ALT Black cat sitting on carpet.

ALT Black cat sitting in a bathtub.

ALT Black kitten with text that reads: Matching Gift Challenge Raise Your Paw Today!

ALT Two dogs jumping on each other.

ALT Black dog laying on a couch.

ALT Close-up shot of a black dog's face.

ALT Black dog eating a bully stick.

ALT German shepherd dog sitting next to an Australian shepherd puppy.

ALT German shepherd dog sitting next to a counter with several raw steaks on it.

ALT German shepherd dog running on grass.

ALT German shepherd dog sitting next to another shepherd dog and an Australian shepherd puppy.

ALT Black cat sitting on carpet.

ALT Black cat watching TV.

ALT Black cat sitting on a red couch.

ALT Curly, gray-furred pup, laying on a bed.

ALT Chihuahua dog laying on a blanket.

ALT Chihuahua dog sitting on an area rug.

ALT Chihuahua dog sitting next to a pot of daisies.

ALT Chihuahua dog sitting on a couch, wearing a hoodie.

ALT Multi-colored dog chewing on a toy.

ALT Multi-colored dog laying on a couch.

ALT Multi-colored dog laying on a wood floor.

ALT Multi-colored dog laying on a couch with a bunch of toys.

ALT Two cats eating.

ALT A gray cat sitting on a lady's shoulder.

ALT Small white dog and a small tan dog laying on a red blanket on a couch.

ALT Small white dog laying on a red blanket on a couch.

ALT Graphic that states: Important reminder from the Denver Department of Public Health & Environment While parking, never leave children or pets alone in your vehicle, even for a moment. Take them with you to keep everyone safe. Learn more.

ALT Black-and-white dog sitting on a couch with a woman.

ALT Black-and-white dog laying on the ground with his belly and paws up.

ALT Black-and-white dog standing inside a living room.

ALT Black-and-white dog standing outside in a yard.

ALT Husky dog laying with her belly up on the grass.

ALT Husky dog and a Labrador dog standing on grass, on leashes.