WHAT'S INSIDE: FISH

Fish are an incredibly diverse group of animals. Read these articles to find out about all kinds of unique and different fish.
  • Freshwater Fish
  • Saltwater Fish
  • Other Fish
  • Sharks
FEATURED: FISH

Siamese fighting fish is a tropical freshwater fish of Thailand (formerly Siam). It is one of a group of tropical fish called bettas.

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The Ultimate Nurse Shark Quiz

Nurse sharks are the laziest of sharks. Because they do not have to move to breathe, they are quite sedentary. Take this quiz to learn more about the nurse shark.

How many sharks are killed recreationally each year -- and why?

Sharks have been around longer than the dinosaurs. After a few hundred million years, it's humans that might kill them off.

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