alligator pipefish
... that the male alligator pipefish keeps developing eggs in a brood pouch on his abdomen?
... that the male <b id="mwCN0"><a href="./Alligator_pipefish" id="mwCN4" rel="mw:WikiLink" title="Alligator pipefish">alligator pipefish</a></b> keeps developing eggs in a brood pouch on his abdomen?