As you are watching dairy cattle grazing in a field you notice a flock of starlings following them and eating insects that were disturbed by the cattles' hooves. Name the kind of species interaction you have observed and the benefit, if any.
A)Mutualism; birds and cattle benefit.
B)Commensalism; birds benefit and cattle are unaffected.
C)Predation; birds benefit and cattle don't.
D)Competition; birds benefit and cattle are disturbed.
E)Consumption; both benefit from obtaining food.

Question

Quizplus · Accepted Answer

This is an example of commensalism, as the birds benefit from the insects disturbed by the cattle, but the cattle are unaffected.

As You Are Watching Dairy Cattle Grazing in a Field