HONOLULU (AP) — Scientists are touting the first sighting of a hybrid between a melon-headed whale and a rough-toothed dolphin in the ocean off Hawaii. But don't call it a "wholphin," they say.

The melon-headed whale is one of the various species that's called a whale but is technically a dolphin.

"Calling it something like a wholphin doesn't make any sense," said one of the study's authors, Robin Baird, a Hawaii research biologist with Washington state-based Cascadia Research Collective. "I think calling it a wholphin just confuses the situation more than it already is."

In a study published...