Question: Bubble-net feeding is a unique and complex feeding behavior engaged in by what animal, that has a distinctive body shape, with long pectoral fins and a knobbly head?
Sentence (from "Iniopterygiformes"): Iniopterygiformes ("Nape Wing Forms") is an extinct order of chimaera-like cartilaginous fish that lived from the Devonian to Carboniferous periods (345–280 million years ago).
Relevant evidence: No