Where are planets located??

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

About how much of the cell mass is watet

Plz quick a natural resource that is replaceable through a cycle in nature or sustainable practice is called a? the subject is science