Explain how the ice ages affected animal life during the cenozoic era?

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

Wich of the following are manual restraint techniques for dogs

Dna replication occurs in preparation for