Domestic pig characteristics: Domestic pig derived from European wild boar. Snout movable—specialized for digging roots and tubers from soil. Nostrils located at end of flattened nose. Tusk-like upper canines (larger in males) grow upward and outward. Lower canines grow upward and backward to fit against larger upper canines. Upper and lower canines rub against each other, usually producing sharp edges. Elongated skull has sloping profile. Long, pointed head, small eyes, long ears; short neck. Four digits per limb, only two middle digits functional; walks on toes. Hoofs on toes (reduced side toes have small hoofs). Domestic pig has stocky body. | 1 6 DOMESTIC PIG ANATOMY AFTER ELLENBERGER POPESCO Domestic pig characteristics Domestic pig derived from European wild boar. Snout movable specialized for digging roots and tubers from soil. Nostrils located at end of flattened nose. Tusk-like upper canines larger in males grow upward and outward. Lower canines grow upward and backward to fit against larger upper canines. Upper and lower canines rub against each other usually producing sharp edges. Elongated skull has sloping profile. Long pointed head small eyes long ears short neck. Four digits per limb only two middle digits functional walks on toes. Hoofs on toes reduced side toes have small hoofs . Domestic pig has stocky body with thick fat layer and curly tail often sparsely haired. Wild species have full fur coat less fat and straight tail. AbDl L Abductor digiti I longus AbDi5 Abductor digiti V Brach Brachialis Brcph Brachiocephalicus Bucc Buccinator Canin Caninus Cimas Cleidomastoid ClOcc Cleido-occipitalis Coccy Coccygeus Delt Deltoid DLaMn Depressor labii mandibularis DLaMx Depressor labii maxillaris ECR Extensor carpi radialis ED1L Extensor digiti I longus EDBr Extensor digitorum brevis EDC Extensor digitorum communis EDLat Extensor digitorum lateralis EDLon Extensor digitorum longus ExAbO External abdominal oblique FDP Flexor digitorum profundus FDS Flexor digitorum superficialis GasLa Gastrocnemius lateral head GasMe Gastrocnemius medial head Glubi Gluteobiceps GluMe Gluteus medius llioc lliocostalis Infra Infraspinatus LAOM Levator anguli oculi medialis LatDo Latissimus dorsi LeNas Levator nasolabialis LLaMx Levator labii maxillaris Long Longissimus Malar Malaris Mass Masseter Ment Mentalis Omohy Omohyoid Omotr Omotransversarius OrOc Orbicularis oculi OrOr Orbicularis oris PecAs Pectoralis ascendens PerLo Peroneus longus PerTe Peroneus tertius RecAb Rectus abdominis RecFe Rectus femoris SerDC Serratus dorsalis caudalis SerVT Serratus ventralis thoracis Smemb Semimembranosus Sol Soleus Steph .
