Discus Fish Fun Facts: Discus Fish are a natives to the warm and calm basins of the Amazon River. Their stripes are suited for camouflage in the said environment, breaking their outline and confusing potential predators. Discus Fish are undeniably intelligent. They display moods and personalities. They can also recognize the person taking care of them. Discus Cichlids are one of the fishes that are not a mammal but still feed its child :-). Discus Cichlids do not stay in one layer of the aquarium and prefer swimming at all levels. Discus Cichlids are very friendly fish. The Discus Cichlid normally grows to 2.5 inch length but they can grow up to 6-8 inches if kept in spacious and good conditioned tank. Discus Cichlids reach breeding maturity in 2-3 year. Discus Cichlids come in a very wide variety of colors like brilliant blues, turquoise, browns, greens, royal blues, yellows and reds. The average lifespan of Discus Cichlids is around 10 years. In a proper environment they could live upto 15 years. References: http://forum.simplydiscus.com/archive/index.php/t-87131.html?s=5d001f46288cecc5fe3776254094cddb http://fishsabby.com/discus-fish-fast-facts-you-need-to-know/ http://www.fishfactsabout.com/discus-fish-facts.html http://www.practicalfishkeeping.co.uk/features/articles/discus-the-whole-truth-and-nothing-but http://www.burkesbackyard.com.au/fact-sheets/pets/pet-road-tests/fish/discus-fish/