Fish are popular pet choices for many households around the world. They make the perfect pets for people with limited space, renters who live in buildings that don't allow dogs or cats, and for those ...

Colorful angelfish -- beauties of coral reef habitats -- have capitalized on a remarkable set of jaws to exploit niches inaccessible to other reef denizens, according to new research. Fish that eat ...

LAKE CITY — Doug Hundley sticks his finger in the water of one of his aquariums and dozens of dime-sized angelfish swim toward it. Instinct leads the fish to react like it’s feeding time as they crowd ...

One interesting offshoot of the immense popularity of Disney's animated adventure Finding Nemo is hundreds of kids swamping the Florida Aquarium, trying to do just that. For the record, Nemo is a ...

Keeping exotic reef fish can be an expensive hobby. Here are five of the most costly marine fish that have been seen in Hong Kong aquarium shops. All are varieties of angelfish, which are particularly ...

Fish can distinguish between larger and smaller quantities, with an additional ability to "count" up to three, according to research on tropical angelfish. Angelfish are regarded as being one of the ...