Some aquarium fish carry price tags that could challenge high-end gadgets, luxury cars, and even some small homes. Yes, you read that right! These tiny beings swimming gracefully in a tank can be ...

Rare fish like the leafy seadragon, coelacanth, axolotl, mandarin dragonet, Asian arowana, zebra pleco, ghost pipefish, ...

This man set out to expand his backyard ponds and ended up with one of the rarest prehistoric fish in the world. At a local fish store, he discovered an entire pond filled with paddlefish—ancient ...

A jellyfish exhibit at the Georgia Aquarium in Atlanta - Joshua Southworth/Getty Images Thumb through any travel guide, and you'll probably find the local aquarium is relegated to a "kid-friendly ...