"The scales on the body of a fish overlap like shingles on a roof, according to VersAquatics. They create rings much like those in the trunk of a tree, which provide scientists with a way of determining the age of a fish."
"A fish's environment can be dangerous and full of predators, pests and sharp objects that can cause the fish injury. According to Microscopy UK, the scales of the fish provide a form of armor plating to protect it from injury.
"...scales assist the fish in swimming by reducing water friction and resistance.
Largescale -- some possibilities for comms:
"The scales on the body of a fish overlap like shingles on a roof, according to VersAquatics. They create rings much like those in the trunk of a tree, which provide scientists with a way of determining the age of a fish."
"A fish's environment can be dangerous and full of predators, pests and sharp objects that can cause the fish injury. According to Microscopy UK, the scales of the fish provide a form of armor plating to protect it from injury.
"...scales assist the fish in swimming by reducing water friction and resistance.
https://animals.mom.com/what-are-fish-scales-used-for-3010814.html
(Was there another link I was supposed to see, other than the wiktionary one??)
The errors. They are not being used correctly. There should be space.