Under the scientific direction of dr. Michela Podestà, curator of Vertebrate Zoology at Natural History Museum of Milan, I drew the osteology of Physeter macrocephalus and Grampus griseus, in addition to a comparative study of Stenella coeruleoalba and Delphinus delphis skulls.


Physeter-skull
Sperm Whale (Physeter macrocephalus), skull in lateral and ventral view


Physeter-fin
Sperm Whale (Physeter macrocephalus), fin


Grampus-cervical
Risso’s Dolphin (Grampus griseus), cervical vertebrae in ventral and dorsal view


striped-d.-common-d.skull
Striped Dolphin (Stenella coeruleoalba, left) and Common Dolphin (Delphinus delphis, right) skulls in dorsal view