Cardinal tetras are famous for their glowing blue and bright red stripes that run across their bodies. People often mix them up with neon tetras, but cardinal tetras have a bright red line that goes ...

Fish make great pets. Although you can't pet them or play with them as you would with a dog or cat or smaller pet, they can bring life and color to your home. Veterinarian Dr. Debbye Turner stopped by ...

Fish are often considered a low-maintenance pet option for children or busy adults. That’s not necessarily the truth, according to experts. “Pet fish require just as much work as any other pet,” says ...

"Crocodile!" Célia Castro Pinheiro calls back to her husband as she steps into knee-deep water of the Rio Negro, a tea-colored river that begins in the Colombian mountains and flows into the Amazon ...

If you're a beginning aquarist, you may be overwhelmed by the choices presented to you at your local pet store. You've probably seen goldfish in bowls on TV, but the pet store recommends keeping a ...

Owning tropical fish may be as bad for the environment as driving thousands of miles on a motorbike, a study has found. Heating the tank, transporting the fish and pumping water all require energy, ...