A total of 19 pink freshwater dolphins belonging to an extremely rare species living in the east of landlocked Bolivia have been rescued from a river covered in mud and deforestation residue ...

Betta fish are one of the most popular aquarium fish in the world. Here is what to know about bettas, including how long they ...

Betta, or Siamese fighting fish, are one of the most popular aquarium fish in the world. Originating from southeast Asia, betta fish are known for their diverse range of colors with over 70 different ...

Betta, or Siamese fighting, fish are among "the most popular freshwater aquarium fish in the world," PetMD reports. Native to southeast Asia, this species is known for its range of vibrant hues.

Johann Boepple, the man who launched the U.S. industry of making buttons from freshwater mussel shells, died of an infection resulting from cutting his foot on a mussel called the pink heelsplitter. • ...