The camera was attached to a gear that snaps photos based on his heartbeat.

In other words, whenever his heart rate spikes, the camera takes a picture.

The resulting images were shared in a compelling video.

Dog with a camera attached to his chest to take pictures whenever he gets excited

Photo: Screenshot fromYouTube

However, the other things that make their heart race are what make this a truly insightful experiment.

The human in charge can also adjust the heart rate at which the camera snaps a picture.

Whenever the curious canine’s heart rate spiked, the camera would auto-focus and snap a picture.

Picture of a white dog taken by a dog with a camera attached to his chest

Photo: Screenshot fromYouTube

Dog Nikon Camera Heartography

Photo: Screenshot fromYouTube

Car trunk full of groceries including Mazzola oil boxes

Photo: Screenshot fromYouTube

Turtle on land near a lake

Photo: Screenshot fromYouTube

Dog Nikon Camera Heartography

Photo: Screenshot fromYouTube

Dog food and bowl of water

Photo: Screenshot fromYouTube

Happy sand-colored dog

Photo: Screenshot fromYouTube