Articles for tag: Fish

Jawless Fish: The Ancient Outliers

Technically, There’s No Such Thing as a Fish — Taxonomically Speaking

Annette Uy

Picture this: you’re standing in an aquarium, marveling at the graceful movements of sharks, the colorful display of tropical fish, and the ancient-looking coelacanth in its special tank. What if I told you that, according to modern science, none of these creatures belong to a legitimate taxonomical group called “fish”? It sounds absurd, doesn’t it? ...

The Fish That Can Walk on Land and Breathe Air — Evolution in Real Time

The Fish That Can Walk on Land and Breathe Air — Evolution in Real Time

Annette Uy

Imagine a creature that blurs the line between water and land, holding secrets to our planet’s earliest evolutionary leaps. Picture a fish, fins twitching, eyes blinking in the sunlight, crawling out of a muddy riverbank and sucking in air with a gasp. It’s not science fiction—it’s nature’s wildest experiment, unfolding right before our eyes. These ...

Fish That Change Gender: Evolution’s Wild Card Beneath the Waves

Fish That Change Gender: Evolution’s Wild Card Beneath the Waves

Annette Uy

Imagine swimming through a bustling coral reef, surrounded by creatures flashing every color of the rainbow. Suddenly, you spot a fish, elegant and bright, that you could swear was male last week—but now, she’s laying eggs. This isn’t science fiction or a trick of the light; it’s one of nature’s boldest moves. Fish that change ...

selective focus photography of goldfish

Why Some Species of Fish Can Survive Without Oxygen

Annette Uy

It’s a well-known fact that fish, like most aquatic creatures, rely on oxygen to survive. However, intriguing exceptions exist within the natural world. Some species of fish have developed remarkable adaptations that allow them to survive in environments with little or no oxygen. In this article, we’ll delve into the science behind these unique adaptations ...

The Fish That Can Survive on Land for Days (Lungfish)

The Fish That Can Survive on Land for Days (Lungfish)

Annette Uy

What if you were told there’s a fish that defies the boundaries of life underwater and walks the line between two worlds? Imagine a creature so resilient, so astonishingly adapted, that it can survive for days—even months—without a single drop of water. Meet the lungfish: nature’s living fossil and aquatic escape artist, a marvel that’s ...

What If Fish Could Scream? Rethinking Empathy Through Science

What If Fish Could Scream? Rethinking Empathy Through Science

Annette Uy

Imagine standing at the edge of a serene lake, the water rippling gently beneath the morning sun. Suddenly, from beneath the surface, you hear a piercing scream—a cry of distress, unmistakable and raw. Would you ever look at fishing, or fish themselves, the same way again? For centuries, humans have assumed the underwater world is ...

Blue Tears in the Matsu Islands

8 Bioluminescent Creatures That Light Up the Ocean

Anna Lee

Bioluminescence is a mesmerizing natural phenomenon where living organisms produce and emit light. This fascinating process can be seen in various environments, but it is particularly striking in the ocean, where darkness often prevails. Bioluminescence results from a chemical reaction within an organism, usually involving a light-emitting molecule called luciferin and an enzyme luciferase. This ...

Do Fish Feel Pain? The Science Behind a Silent Struggle

Do Fish Feel Pain? The Science Behind a Silent Struggle

Annette Uy

Imagine gliding through the clear water of a river, sunlight shimmering above, when suddenly—a sharp hook pierces your mouth. For centuries, humans have wondered: in that solitary moment, does a fish feel pain, or is it an unfeeling creature, incapable of suffering? The question stirs deep emotion and debate, stirring up both scientific curiosity and ...

This Fish Can Change Sex at Will — A Genetic Masterclass in Adaptability

This Fish Can Change Sex at Will — A Genetic Masterclass in Adaptability

Annette Uy

Imagine a world where changing your biological sex is as simple as flicking a switch. For some remarkable fish, this isn’t science fiction—it’s their daily reality. In the swirling blue depths where survival is a constant battle, a handful of fish species possess an astonishing superpower: the ability to transform from male to female or ...