Fish collected for aquariums can range in price from cheap to more expensive than a home. Here are some of the most expensive ...

The Peppermint Angelfish only grows to about 2.5-inches long and might be the most expensive fish found in tropical reefs. It ...

Severe injuries and other healthcare conditions happen to humans without notice and are expensive to treat. Pets like dogs and fish are also exposed to these healthcare conditions. Most people don’t ...

As far as fish go, the Asian arowana is one of the most expensive aquarium species sold in the pet trade. It is a freshwater fish that has people paying in the tens of thousands of dollars for the ...

As far as fish go, the Asian arowana is one of the most expensive aquarium species sold in the pet trade. It is a freshwater fish that has people paying in the tens of thousands of dollars for the ...

Anything strike you as special about this fish here? Well, it's worth 1.8 million dollars. It won grand champion at the All Japan Koi Show in 2017, and is the most expensive koi fish ever sold.

Tropical rock lobsters, or pearl lobsters, as they're better known, are one of the rarest and most expensive lobster varieties. The colorful crustaceans are so valuable that there have even been ...