For those who need it V2 (I KNOW WHO YOU ARE): Earth’s caves are vast, unexplored, home to unique animals like glowworms, bats, cavefish, and extremophiles. Glowworms trap prey with silk threads and bioluminescence in dark caves. Most caves form from limestone erosion by acidic water, creating tunnels, stalactites, and stalagmites. Large caves like Deer Cave in Borneo host millions of bats, fueling complex ecosystems with droppings. Cave swiftlets build saliva nests for bird’s nest soup, harvested sustainably. Underwater caves, like Mexico’s flooded caves, have labyrinths, dangerous conditions, and species like blind salamanders. Some caves, like Mexico’s Via Luth, contain sulfuric acid and bacteria that form unique structures and support life. US’s Lugia Cave shows sulfuric acid formations and bacteria feeding on rock, revealing non-water erosion caves. Many caves remain unexplored, hiding more astonishing formations and life forms underground. About three million wrinkled-lipped bats roost in Borneo’s Deer Cave, supporting a rich ecosystem with guano. Falcons like peregrine falcons hunt these bats in flight, creating a dynamic predator-prey scene. Sulfuric acid reacts with limestone, forming gypsum deposits and spectacular crystal formations underground. These sulfuric acid caves are shaped by chemical reactions, not water erosion, creating unique structures. Cave swiftlets navigate darkness using echolocation, similar to bats, for finding nests and moving inside caves. The Yucatán has extensive flooded caves (cenotes) formed by limestone dissolving, serving as water sources. These caves lack surface rivers, providing vital freshwater for ecosystems and ancient civilizations like the Maya. Roots of rainforest trees sometimes grow into cenotes, reaching underground water sources. Over 350 miles of underwater caves have been mapped, revealing a vast hidden subterranean world. These caves support diverse life, including bacteria and species adapted to dark, nutrient-poor environments. Troglobites are specialized cave animals, blind, unpigmented, relying on heightened senses. Examples include cave salamanders, white crabs, and cave angelfish, often with vestigial eyes or none. Many troglobites have enhanced tactile and chemical senses, feeding on bacteria or organic matter. Cave angelfish lost eyesight and developed hooks on fins to feed in dark water. Texas cave salamanders are blind, rely on skin receptors, and have no pigmentation. Cenotes are sinkholes formed by limestone dissolution, connecting underground water to surface ecosystems. Cenotes support lush forests, especially in the Yucatán, and were vital for ancient civilizations’ water needs. Sea caves are carved by ocean waves eroding rock over time, creating shelters for marine life. Waves and tides shape sea caves, which serve as habitats for various marine species. Both bats and cave fish navigate darkness with echolocation and enhanced low-light vision.
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saravista284 months, 1 week ago
I thought that first dude that jumped in was committing S*cide 1:01
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naksh_chaudhry4 months, 3 weeks ago
12:00
ross_shepherd7 months, 3 weeks ago
Thanks christmas 🎄 🎄
J
john.jensen1 year, 1 month ago
One of my favorite videos of all time
V
vanessa_carlson1 year, 3 months ago
you hero thank you for uploading my favorite planet earth episode
J
joe_hammond1 year, 6 months ago
12:15 they are preparing for invasion after the fall of humanity…
My favorite opening of the planet earth series!!
For those who need it V2 (I KNOW WHO YOU ARE): Earth’s caves are vast, unexplored, home to unique animals like glowworms, bats, cavefish, and extremophiles. Glowworms trap prey with silk threads and bioluminescence in dark caves. Most caves form from limestone erosion by acidic water, creating tunnels, stalactites, and stalagmites. Large caves like Deer Cave in Borneo host millions of bats, fueling complex ecosystems with droppings. Cave swiftlets build saliva nests for bird’s nest soup, harvested sustainably. Underwater caves, like Mexico’s flooded caves, have labyrinths, dangerous conditions, and species like blind salamanders. Some caves, like Mexico’s Via Luth, contain sulfuric acid and bacteria that form unique structures and support life. US’s Lugia Cave shows sulfuric acid formations and bacteria feeding on rock, revealing non-water erosion caves. Many caves remain unexplored, hiding more astonishing formations and life forms underground. About three million wrinkled-lipped bats roost in Borneo’s Deer Cave, supporting a rich ecosystem with guano. Falcons like peregrine falcons hunt these bats in flight, creating a dynamic predator-prey scene. Sulfuric acid reacts with limestone, forming gypsum deposits and spectacular crystal formations underground. These sulfuric acid caves are shaped by chemical reactions, not water erosion, creating unique structures. Cave swiftlets navigate darkness using echolocation, similar to bats, for finding nests and moving inside caves. The Yucatán has extensive flooded caves (cenotes) formed by limestone dissolving, serving as water sources. These caves lack surface rivers, providing vital freshwater for ecosystems and ancient civilizations like the Maya. Roots of rainforest trees sometimes grow into cenotes, reaching underground water sources. Over 350 miles of underwater caves have been mapped, revealing a vast hidden subterranean world. These caves support diverse life, including bacteria and species adapted to dark, nutrient-poor environments. Troglobites are specialized cave animals, blind, unpigmented, relying on heightened senses. Examples include cave salamanders, white crabs, and cave angelfish, often with vestigial eyes or none. Many troglobites have enhanced tactile and chemical senses, feeding on bacteria or organic matter. Cave angelfish lost eyesight and developed hooks on fins to feed in dark water. Texas cave salamanders are blind, rely on skin receptors, and have no pigmentation. Cenotes are sinkholes formed by limestone dissolution, connecting underground water to surface ecosystems. Cenotes support lush forests, especially in the Yucatán, and were vital for ancient civilizations’ water needs. Sea caves are carved by ocean waves eroding rock over time, creating shelters for marine life. Waves and tides shape sea caves, which serve as habitats for various marine species. Both bats and cave fish navigate darkness with echolocation and enhanced low-light vision.
I thought that first dude that jumped in was committing S*cide 1:01
12:00
Thanks christmas 🎄 🎄
One of my favorite videos of all time
you hero thank you for uploading my favorite planet earth episode
12:15 they are preparing for invasion after the fall of humanity…
Mulțumesc pentru video! 🇷🇴