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Summary: Watch a naturalist from the Massachusetts Audubon Society's Drumlin Farm explain ear clippings on pigs in this free online video.
Tia Pinney is a Teacher Naturalist and Adult Program Coordinator at Mass Audubon’s Drumlin Farm Wildlife Sanctuary in Lincoln, Massachusetts. She is involved in all aspects of the...read more
"Alright now one of the first things you may notice that if you go to a pig farm, is the ear clipping. This is our sow and she wasn't born here. She was born at a pig farm. And the ear clipping is definitely how she is identified. She is identified by all those notches in her ears. Her right ear essentially tells you about her lineage. It is like her last name. The ear is divided into quarters and the notch in each quarter tells you a piece of information. So the right ear is her last name and the left ear is her first name. So it is her place in her litter that indicates specific information. So one gives her the information about her mother and the other the information about the pig herself. And you will see these. Again if you search some more on line, there is a pig language. You will be able to read every pig ear you ever see. "
eHow Article: Understanding Ear Clippings on Pigs