These hardy and low-maintenance fish thrive in tanks around 75-80 degrees. Neon tetras get along with most other small tropical fish, including swordtails, danios, and gourami. Swordtails are ...
Filled with live plants, substrates, and glimmering schools of fish, a perfectly curated aquarium is an awe-inspiring art form. But the best aquarium pets that aren’t fish prove that our finned ...