Ciguatera—a toxin that accumulates in reef fish—is a common cause of seafood poisoning. Learn which fish are safest to order ...

Puffer fish may look cute, but they pack some serious strength. This one showed just how wild things can get during a tank update.

Metro journalists select and curate the products that feature on our site. If you make a purchase via links on this page we will earn commission – learn more British weather is famously unpredictable.

The king cobra occupies a singular position in the natural world-one defined not just by its biology but also by an unlikely linkage to human history. As the longest venomous snake ever recorded with ...