Dolphin Myths or Truths? What’s Real About These Ocean Icons (2025 Update)
Dolphins are among the most admired and mysterious creatures of the sea — but how much do we really know about them? In this guide, we’ll explore the most common myths and truths about dolphins, based on science, experience, and daily observations from our tours around Brijuni.
Top 5 Dolphin Myths and Truths
1. “Dolphins are the smartest animals in the world.”
➡️ TRUE-ish. They’re incredibly smart — recognizing themselves in mirrors and solving problems — but they share that title with elephants, crows, and humans.
2. “Dolphins are always friendly to humans.”
➡️ MYTH. They might look sweet, but they’re still wild — curious, sometimes aggressive, and best respected from a distance.
3. “Dolphins never sleep.”
➡️ MYTH. They do sleep — just with one half of the brain at a time, so they can keep swimming and breathing.
4. “All dolphins live in the sea.”
➡️ MYTH. Not all! Some, like the Amazon river dolphin, thrive in freshwater.
5. “Dolphins call each other by name.”
➡️ TRUE. Each dolphin has its own whistle — a unique sound others use to “call” them specifically.
Gallery: Dolphins in Action



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About the author
Written by Martina Keškić Orešnik – captain’s wife, tour creator & dolphin enthusiast.
Martina shares real stories and tips from the sea — based on years of experience organizing unforgettable tours from the deck of Europa.