Moonlight premiered at a film festival.
The melon-headed whale -LRB- species Peponocephala electra ; other names are many-toothed blackfish , `` melon whale '' and electra dolphin -RRB- is a cetacean of the oceanic dolphin family -LRB- Delphinidae -RRB- .. species. species. oceanic dolphin. oceanic dolphin. family. family ( biology ). Delphinidae. Delphinidae. dolphin. dolphin. blackfish. blackfish#Cetaceans. Theorized in the 1970s , it is closely related to the pygmy killer whale and pilot whale , and collectively these dolphin species are known by the common name blackfish .. species. species. pygmy killer whale. pygmy killer whale. pilot whale. pilot whale. dolphin. dolphin. blackfish. blackfish#Cetaceans. It is also related to the false killer whale .. false killer whale. false killer whale. The melon-headed whale is widespread throughout the world 's tropical waters , although not often seen by humans because it prefers deep water .. tropical. tropical. deep water. Bathyal zone