If you’re curious about keeping fish and considering buying a 20-gallon aquarium, you’ve come to the right place. It’s hard ...

Check out some of the best aquarium fish for beginners and for homes with children: In general, Tetras are tropical fish known for their beauty and adaptability. They are ideal for community ...

The Mexican tetra fish that lives in the rivers of Northern Mexico can heal its heart, while its cave-dwelling relative cannot A fish that can repair its heart may hold clues for future treatments ...