Astonishing River Biotope Tank

Astonishing River Biotope Tank

If you think you’ve seen everything in the world of freshwater aquariums, behold this: A “Torrent Tank” that mimics the rapids in a South American stream or shallow river. Ichthyologist Dr. Mark Sabaj Perez visits with Leandro Sousa from Brazil and...
World’s Oldest Aquarium Fish Turns 80

World’s Oldest Aquarium Fish Turns 80

When the dinosaurs first appeared on earth some 230 million years ago, the ancestors of modern-day lungfishes had already been paddling around for 150 million years. And when the great extinction that took out Tyrannosaurus rex and Company, 66 million years ago, the...