Accelerated lung evolution associated with end-Permian and end-Triassic mass extinctions
Zhili Gu, Zhen Shao, Zi-Qian Hao, Yi-Hsuan Pan, Haipeng Li
The paper identifies accelerated evolution of lung-related genes in vertebrate lineages surviving end-Permian and end-Triassic mass extinctions, suggesting adaptation to hypoxia.
bioRxiv · Aug 21, 2026 · PreprintEvolutionary Biology