Calling all mermaids: these inflatable pool toys are sea-queen-approved and will totally speak to your ocean-loving soul. Get your merbabes together for a pool party, or bring these along on your next ...

Have you ever held a handful of scallop shells and wondered why they are colored differently? Or where the holes in a clam shell came from? And what is a mermaid's purse, exactly? Here's a fun guide ...