If you grew up in the 1990s, you might remember a children’s book about a fish with beautiful rainbow scales. While the book’s title (The Rainbow Fish, naturally) and plot may be a little ...

their curiosity brought them investigating the river to search for the infamous fish, only to discover that the folklore is not what they were taught of.

Apart from the head of the fish and its spine, it is completely translucent. But when light hits the ghost catfish just right, its body shimmers with glistening rainbow colours! Now, experts at ...