Articles for category: Marine Biology

Some Deep-Sea Creatures Can Survive Without Sunlight, Oxygen, or Food

Some Deep-Sea Creatures Can Survive Without Sunlight, Oxygen, or Food

Sumi

The idea sounds almost impossible: animals thriving in the darkest, coldest parts of the ocean, where sunlight never reaches, oxygen can be scarce, and food is more rumor than reality. And yet, thousands of meters below the surface, life not only exists – it bends the rules of biology so hard they almost snap. The ...

The Eel That Electrocutes Its Prey With Over 600 Volts

The Eel That Electrocutes Its Prey With Over 600 Volts

Annette Uy

Imagine touching a live electrical wire and feeling 600 volts surge through your body. Now picture that same devastating power lurking beneath the murky waters of the Amazon River, perfectly evolved and ready to strike. The electric eel doesn’t just swim through South American rivers – it commands them with a biological weapon so powerful ...

Damselfish

The Fish That Farm Their Own Algae Patches on the Reef

Annette Uy

In the vibrant underwater world, where colors swirl and life thrives in abundance, some fish have taken on an unexpected role: that of a farmer. These industrious creatures cultivate their own algae patches, a practice that showcases the wonders of adaptation and survival. Imagine a bustling metropolis, where the hustle and bustle of everyday life ...

The Plight of Natural Coral Reefs

From Spawning to Survival: How Scientists Are Growing Climate-Resilient Reefs

Jan Otte

The shimmering underwater gardens of coral reefs are not only a visual feast but also a vital component of marine biodiversity. Yet, these vibrant ecosystems are under siege, facing threats from rising sea temperatures, ocean acidification, and pollution. Scientists are racing against time to devise innovative methods to grow climate-resilient reefs, ensuring their survival for ...

The Sea Slug That Steals Algae and Learns to Photosynthesize

The Sea Slug That Steals Algae and Learns to Photosynthesize

Trizzy Orozco

Picture this: a tiny sea creature that looks like a living emerald leaf gliding through shallow waters, powered not by hunting or scavenging, but by harnessing the very essence of sunlight itself. This isn’t science fiction—it’s the remarkable reality of Elysia chlorotica, a sea slug that has mastered one of nature’s most coveted abilities. While ...

a large white shark swimming in an aquarium

Do Sea Creatures Sleep? The Science of Slumber Underwater

Picture this: a dolphin floating motionless near the surface of the ocean, one eye closed, the other vigilantly scanning for predators. Is it sleeping? The answer might surprise you more than you’d expect. Sleep, something we take for granted as humans, becomes a fascinating puzzle when we dive into the underwater world. Marine creatures have ...

The Deepest Parts of Our Oceans Hold Secrets Yet to Be Uncovered

The Deepest Parts of Our Oceans Hold Secrets Yet to Be Uncovered

Sumi

Down in the black, crushing cold of the deep ocean, there are places on our own planet that are more alien than Mars. We’ve sent probes beyond our solar system, yet we still haven’t fully mapped the seafloor of Earth, and entire mountain ranges, trenches, and ecosystems remain hidden in the dark. The deepest parts ...

Axolotls Can Regrow Their Brain (and Most of Their Body)

Axolotls Can Regrow Their Brain (and Most of Their Body)

Annette Uy

Imagine losing a limb, an organ, or even part of your brain, and then watching it grow back perfectly within weeks. For most creatures on Earth, this sounds like pure fantasy. Yet in the murky waters of Mexico’s ancient lake systems, a peculiar salamander has mastered this seemingly impossible feat. The axolotl doesn’t just heal ...