They played until they simply couldn’t play anymore.

One minute, a litter of Bernese Mountain Dog puppies was enjoying an adventure at the park.

The next, they were completely passed out together.

And honestly?

It may be one of the cutest things you’ll see all day.

These fluffy Alpine Grace puppies had apparently spent enough energy running around and exploring that their little bodies finally called it quits.

So they did what puppies do best.

They found a comfortable spot.

Then they fell asleep.

Together.

The result looked almost too perfect to be real.

A pile of chunky, fluffy Bernese puppies curled up beside one another, their black, white and brown coats making them look like scoops of rocky-road ice cream.

Except these scoops could occasionally wake up, wiggle around and cause chaos.

Their mother was nearby, keeping watch while her exhausted babies rested.

And after seeing how peacefully they were sleeping, it’s easy to imagine just how much energy they had burned through beforehand.

Bernese Mountain Dog puppies are known for being energetic and playful, even though the breed becomes famous for its gentle, affectionate personality as adults.

These puppies seemed determined to enjoy every second of their time outside.

Running.

Exploring.

Playing.

Probably getting into whatever puppy trouble they could find.

Until sleep won.

That’s one of the funniest things about puppies.

They don’t gradually decide they’re tired.

They can go from maximum energy to completely unconscious in what feels like seconds.

One moment they’re racing around.

The next, they’re sprawled across the ground like someone switched them off.

And when there are several puppies involved, the cuteness multiplies.

Instead of one sleepy puppy, there was an entire pile.

Each little body tucked against another.

Each one apparently comfortable enough to sleep wherever they landed.

Their mother didn’t seem particularly concerned.

She stayed nearby while her puppies enjoyed their well-earned rest.

And there’s something especially sweet about watching a litter sleep like this.

For all their individual personalities, they’re still happiest when they’re together.

@alpine.grace

TB: Thank you to our friends at @gwenynhillfarm for sharing their gorgeous organic fields with our 18lb butterflies! No flowers 💐 or butterflies 🦋 were harmed in the making of this film. #bernesemountaindog #bernesepuppy #bernesemountaindogs #bernese #bmd

♬ TABOLA BALE - SILET OPEN UP & Jacson Seran & Juan Reza & Diva Aurel

They have siblings to chase.

Siblings to wrestle.

Siblings to nap beside when all that playing finally catches up with them.

Of course, growing Bernese Mountain Dog puppies need more than adorable naps.

They’re large-breed dogs, so their food, exercise and growth need to be managed carefully while their bodies develop.

Low-impact activity is particularly important during puppyhood. Their thick double coats also need regular brushing to help prevent mats.

But for these puppies, there was nothing complicated happening in this particular moment.

They had played.

They had explored.

And now they were resting safely with Mom nearby.

Sometimes that’s all a puppy needs.

A little room to discover the world.

A safe place to come back to.

And someone watching over them when their tiny legs finally say, “That’s enough.”

Looking at this sleepy pile of Bernese puppies, it’s hard not to smile.

Because there are few things more peaceful than a tired puppy.

And even fewer things cuter than a whole litter of them sleeping side by side.

They went to the park ready for an adventure. They came home looking like the world’s fluffiest pile of rocky road.