Watch this eel inflate its head like a balloon

First direct observation of hunting pelican eel reveals a bizarre fish with an inflatable head. Rare video shows deep-sea eel expanding its unusual jaws to capture prey. Read more: For permissions information, contact the Rebikoff-Niggeler Foundation Credits editor/narrator Meagan Cantwell supervising producer Sarah Crespi story by Frankie Schembri photos and video Kirsten and Joachim Jakobsen Rebikoff-Niggeler Foundation music “Artificial Wave“ Nguyên Khôi Nguyên/Science