Can you tell which of these fish is the Cardinal Tetra and which is the Neon Tetra? They look similar, but they aren't the same species. Does it even matter which species they are? Yes, it does.Cardinals and Neons have some distinctly different needs that owners should be aware of. Learn how to tell the difference between a Neon and Cardinal Tetra, and some important facts about each species.
Photo © Shirlie L Sharpe
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