A vast stem‐progenitor cell pool, richly vascular system, and hybrid ossification drive the daily centimeter‐scale elongation of bony antlers. - Ba, Hengxing; He, Shidian; Sun, Hai‐Xi; Wang, Xin; Zhang, Hang; Deng, Qiuting; Yuan, Yue; Liu, Chang; Wang, Zhen; Li, Jiping; Xie, Liuwei; Tang, Yujiao; et al. (iMeta, 2025)