What is Calf ?
Calf is (noun) 1. a young cow or bull The cow stood in a corner of the field with her two calves. 2. the young of some animals such as elephants or seals The beach was covered with young seal calves. 3. (of a per son) the back part of the leg between the ankle and the knee (NOTE: The plural is calves . The meat from a calf is veal.)
source: Easier English, Student Dictionary Upper Intermediate Level