What are the little piles of dirt?

[OK Corgi Rancher]

Those are earthworm mounds.

Google "earthworm dirt mounds" and you'll find pictures that look exactly like yours.

 

[JEVapa]

If they're quarter ish sized, they're worms. If they're a foot across or more, they're moles or pocket gophers.

 

[DRC458]

Mole crickets.

https://www.aces.edu/blog/topics/lawn-garden/biology-and-control-of-mole-crickets/

 

[Firpo]

Dig one up and see what’s in there already!

 

[KroyWen]

Worms

Yep, worms, came up due to rain

 

[L.C.]

Alien space ship landing locations, it’s

 

[Judi]

Gila monster....

 

[rockchalk06]

The dude from Channel 5 weather has them down as worms on their page. My neighbors yard looks like Omaha beach, but mine has nothing?

 

[okietool]

If they're quarter ish sized, they're worms. If they're a foot across or more, they're moles or pocket gophers.

I thought the foot or more across were called Oklahoma Roads.

 

[JEVapa]

I thought the foot or more across were called Oklahoma Roads.

Those are potholes, not mounds of dirt, lol