Learn And Earn Contest Entry X : X-Ray Tetra

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I didn't know much about animals and plants that start with letter X, but this what I learned today X-ray Tetra!

The X-ray Tetra is a small fresh water fish
That can also survive in a brackish water.
Mostly found in South America

X-ray Tetra got it's name from its appearance because you can see the internal organs of the fish through its transparent body.

Learn and earn contest is gradually coming to an end, to join click this
Link

I will like to nominate @enoye to join the contest