Antarctic Icefish: Are Their Red Blood Cells Essential for Survival Adaptations?
The Antarctic icefish is unique because it lacks red blood cells and hemoglobin, making it the only known vertebrate without these. Its translucent blood has low viscosity. Icefish have antifreeze proteins that help them survive in cold waters while effectively absorbing oxygen, showcasing their unique adaptation to aquatic life in the Notothenioidei and Channichthyidae families. … Read more