Shiva Purana
वयांसि पक्षतः सृष्टाः पक्षिणो वक्षसो ऽसृजत् ॥ मुखतोजांस्तथा पार्श्वादुरगांश्च विनिर्ममे ॥ ५६ ॥
The crows were created from the sides, birds from his chest, goats from the face and serpents from the sides.
english translation
vayAMsi pakSataH sRSTAH pakSiNo vakSaso 'sRjat ॥ mukhatojAMstathA pArzvAduragAMzca vinirmame ॥ 56 ॥
hk transliteration by Sanscript