Scientists have solved the 200-year-old mystery of this "monstrous" creature

For almost two hundred years, Cerataspis monstrosa — the otherworldly looking "monster larva" pictured here — has been turning up in the guts of everything from dolphins to tuna. But for as widely known as this larval creature is, its adult counterpart has managed to remain a mystery. » 8/29/12 8:00am 8/29/12 8:00am