Best tip (idk if people know this but it's best trick)

Instant of using cage on them to produce fertilizer do this

Get a dino that u can ride (prefer Phiomia)

Ride it and command dung beetle to follow it (they follow the create if u command follow while ride other creatures)

Then set beetle to ignore wishlist and make it follow distance lowest)

And then command it wondering

(It will follow phiomia while generating fertilizer I call it poop factory)

Up me if u like this trick