Freshwater fish are a popular option since it can be easier for beginners to set up a freshwater environment. ... Exotic vs. Traditional Pets: How to Choose. 20 Things You Can Learn from Your Pets.

Less Exotic Look: Freshwater fish can be beautiful, but they generally don’t have the striking colors and patterns seen in ...

Of course one of the things that attract people to tropical fish is their bright colours - often a warning to predators to stay away or a way to attract mates. So, here are 10 of the most ...

1. Water type: Archerfish are brackish water fish, meaning they need water that is a mix of freshwater and saltwater. 2. Tank size: They require a large tank, to thrive.

Charlie Clinton of Edmond, Oklahoma, caught an exotic, invasive fish known as the Pacu, a freshwater fish related to the carnivorous piranha. It's a South American fish, native to the Amazon.

Charlie Clinton of Edmond, Oklahoma, caught an exotic, invasive fish known as the Pacu, a freshwater fish related to the carnivorous piranha. It’s a South American fish, native to the Amazon.