According to Paul Ehrlich's The Machinery of Nature, " Rather than tending to create a 'fecal pavement' as cattle droppings do, the pellets are readily broken down by decomposers, returning the nutrients to the soil" (Ehrlich 1986).
(cattle droppings; do; ) (the pellets; are readily broken down; by decomposers)
cattle droppings the pellets
do are readily broken down
by decomposers