Both new and experienced pet fish owners often fret about finding a healthy species to introduce to their aquarium. But, how do you even measure the health of one species against the others?

In the Lufubu River in Zambia, a “large”-mouthed fish known as Salzburg’s cichlid was identified as a new species. This fish, ...

Native to Indonesian New Guinea, the crustacean comes in two color forms and is a popular pet choice in Europe, Japan, the ...

Scientists found a “large”-mouthed river creature, sometimes kept as aquarium pet ... Lufubu River fish turned out to be subtly but consistently distinct from other known species.