LifeRecord-breaking two-tonne fish is the heaviest of its kind The record books say that the ocean sunfish is the heaviest bony fish alive, but in fact the specimen in question belongs to a different species News
LifeGoldfish go months without oxygen by making alcohol inside cells Goldfish and crucian carp have evolved enzymes that turn carbohydrates into alcohol when no oxygen is available – helping the fish survive in ice-locked pools News