a bull mounting a cow while other cattle and calfs graze

agriculture and animal animals barbed black boundary bray breeding bull bullock calfs cattle county cow cows day desire down ear farm farming farmland fence field food friesan grass grazing groomsport heifer herd hills hind holstein identification industry ireland irish land livestock long milk mounting nature north northern outdoors posts production quarters razor red rolling rump rural sexual small spring tagging tags the ulster urge welfare white wire calves