Freezing Fish For Sushi Can Kill Parasites, But Only If You Do It Correctly - Tasting Table
One essential component needed to make sushi at home is fish, which can host parasitic worms, leading to severe intestinal disorders if raw fish is consumed untreated.
It's a history lesson': fossil fish up to 16m years old found perfectly preserved in central NSW
In palaeontology there's often so many gaps. Normally we just find isolated bones of a particular species. We can't often see the whole animal, and we rarely see things like soft tissues preserved.