Lifting and throwing hay
Working in the garden
Run a farm
That is how it is in nature- birds follow and clean up after the herbivores.
Salatin is not sure why he has the chickens follow the cows.
They clean up after the cows, eating the grub and larva out of the cow poop
While the chickens are nibbling, they add nitrogen to the pasture with their own manure.
On the farm