#A ‘Devonian’ aquarium: Modern mutant fishes replicate creatures of ancient oceans
“#A ‘Devonian’ aquarium: Modern mutant fishes replicate creatures of ancient oceans” Skeleton of a mutant (top) and normal zebrafish, showing the structural differences with the jaw. Credit: Tetsuto Miyashita Zebrafish are a common aquarium species, of value to hobbyists and scientists alike. Researchers have now engineered an unusual change in them that has echoes of…