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We found 10 related facts
Biology
2 min read
During its winter hibernation, this rodent lowers its body temperature down to -2.9 °C through an astonishing process of biological supercooling.
Biology
2 min read
The bile pigment biliverdin dyes their muscles, bones, and tongue, turning a lethal waste product into an unusual cellular shield.
Biology
2 min read
A tiny North American rodent defies extreme survival by producing its own hydration from dry seeds
Animals
2 min read
The absolute record for non-stop migratory flight requires doubling body fat and cannibalizing its own viscera to shed weight.
Animals
2 min read
Discover how this unusual inhabitant of polar seas defied the laws of animal biology by surviving without red blood cells thanks to a giant heart and natural antifreeze.
Biology
2 min read
How a hormonal storm of testosterone and cortisol turns this mammal's reproduction into a deadly race of no return.
Nature
2 min read
A sophisticated cryoprotective shield of glucose and urea allows it to survive the Alaskan winter turned into a real block of ice.
Biology
2 min read
To dodge predators while sleeping, it concentrates nearly 90% of its red blood cells in a single organ without forming clots.
Animals
2 min read
How this small bird crosses the Pacific Ocean in one go, completing over 13,000 kilometers without eating, drinking, or landing.
Nature
2 min read
In the frigid waters of the Southern Ocean survives a creature that defied biology by completely shedding red blood cells and hemoglobin.