How Mudskippers Walk on Land Like Tetrapods
🕐 7 min read | 🌍 Natural Wonders 🔒 Key Takeaways Mudskippers have muscular pectoral fins with 7-8 finger-like rays that function like tetrapod limbs, enabling them to walk on mud at speeds up to 1 meter per second. These fish survive 24 hours out of water by gulping air into enlarged gill chambers and absorbing oxygen through their permeable skin without drying out. Mudskippers inhabit intertidal mangrove mudflats exclusively across tropical Indo-Pacific regions (Southeast Asia, East Africa, Australia) and West Africa between 15–28°C. Their independently moving eyes positioned atop their heads grant 360-degree terrestrial vision, while their tails can catapult them vertically 60 centimeters to escape predators or claim territory. Imagine a fish abandoning water entirely to hunt insects, wrestle rivals, and court mates on exposed mud—mudskippers demolish the boundary between aquatic and terrestrial life. These 10-centimeter creatures possess pectoral fins that ...