Articles for category: Marine Biology

white jellyfishes underwater

The Most Venomous Marine Creature Isn’t What You’d Expect

Maria Faith Saligumba

Imagine wading through the gentle waves of a tropical beach, sunlight glistening on the water, when suddenly you realize: some of the ocean’s deadliest creatures are almost invisible, lurking right beneath your feet. It’s easy to assume the most venomous marine animals are the ones that look terrifying—sharks with their jagged teeth or massive jellyfish ...

blue and white fish in water

The Largest Eyes in the Animal Kingdom Belong to a Deep-Sea Legend

Maria Faith Saligumba

Imagine staring into the inky blackness of the ocean’s depths, where sunlight never dares to reach and the pressure could crush a submarine like a soda can. Now picture a creature gliding silently through this eternal night, its eyes enormous and hauntingly brilliant, evolved over millions of years to pierce the darkness. Nature’s greatest visual ...

Masked puffer (Arothron diadematus), Red Sea, Egypt.

Pufferfish Create Intricate Sand Circles as Mating Displays

Trizzy Orozco

Imagine swimming through the tranquil blue waters off the coast of Japan, when suddenly, you see what looks like an underwater crop circle—perfectly symmetrical, dazzlingly complex, and crafted entirely from sand. What mysterious creature could be responsible? The answer is as surprising as it is enchanting: a small, unassuming pufferfish. These marine artists create some ...

Floating Islands of Loktak Lake

Saving Wetlands With Floating Islands: A Wild New Approach to Climate Resilience

Trizzy Orozco

Imagine a world where lush green islands float serenely across shimmering wetland waters, each one buzzing with life and hope. These are not scenes from a futuristic fantasy, but a bold and innovative reality unfolding right now. As climate change threatens our planet’s most delicate ecosystems, a radical idea is taking root: floating islands. These ...

What Even Is a Fish? Biology’s Weirdest Classification Problem

What Even Is a Fish? Biology’s Weirdest Classification Problem

Annette Uy

Imagine plunging into the mysterious depths of the ocean, surrounded by shimmering scales, undulating fins, and creatures with faces so alien it’s hard to believe they share our planet. Now, here’s the twist: science can’t even agree on what a “fish” truly is. That’s right—this seemingly simple word hides one of biology’s strangest, most frustrating ...

Tools and Techniques

Pufferfish Mandalas: How One Fish Builds Geometric Art in the Sand

Trizzy Orozco

In the vast blue expanse of the ocean, where life often seems chaotic and untamed, there exists a tiny artist that defies all expectations. The Japanese white-spotted pufferfish, barely the size of a human hand, creates breathtaking works of geometric art on the sandy sea floor—masterpieces so precise and enchanting that they rival the creations ...

The Twilight Zone

The Twilight Zone: Meet the Lanternfish Powering Ocean Ecosystems

Maria Faith Saligumba

Imagine a world where sunlight barely penetrates, where darkness reigns and strange, glowing creatures drift silently through an alien landscape. This is the mysterious “twilight zone” of our oceans, a realm between 200 and 1000 meters below the surface. In these shadowy depths, one small, shimmering hero quietly supports the very foundation of ocean life: ...

Modern Whales and Their Hidden Past

Ambulocetus: The Walking Whale That Shows Our Evolution From Land to Sea

Trizzy Orozco

Imagine standing on a muddy riverbank 50 million years ago and seeing a strange creature lumbering by—part crocodile, part mammal, with the hint of a whale’s face. This isn’t a scene from a science fiction movie. It’s the real story of Ambulocetus, the “walking whale,” whose fossilized remains have shattered our understanding of how modern ...

Cameroceras attaquant Megalograptus.

Cameroceras: The Cephalopod Titan That Preyed Before the Dinosaurs

Trizzy Orozco

Imagine standing on the edge of a primordial sea, with waves crashing against a rocky shore under a sky untouched by birds or flowers. Suddenly, a shadow glides beneath the water—bigger than any creature you’ve ever seen, its long, conical shell glimmering in the sunlight. This isn’t a scene from science fiction but a glimpse ...