Biologists discovered killer whales and dolphins working together to hunt salmon, a behavior never before documented in this ...

In a new book called Why Whales Sing, Eduardo Mercado details his life's work to try and understand what whale songs are all about.

Clarifying whether bats are blind or simply misunderstood and how their vision and echolocation work. The madness of George ...

Questioning the purpose of whale song — for love or echolocation? When Eduardo Mercado first heard a whale singing decades ago, he didn’t accept that the continuous pattern of sounds they were ...

Researchers explore how echolocation emerged as one of the most remarkable sensory adaptations in the natural world. Evidence ...