Visit Mertailor’s Mermaid Aquarium Encounter in Lecanto, Florida, and meet a real mermaid, explore interactive exhibits, and ...

Whether it’s seaweed cloaks or see-through wings, these animals know how to hide. Meet four masters of disguise who’ve turned camouflage and mimicry into a work of art.

Research suggests that dolphins develop a lifelong vocal “name.” Here’s how they evolved this high level of social identity, once thought to be uniquely human.