Full_birth_death_trees

This file contains the tree files (birth death) for the calibrated test using all the crown penguin calibration points, using Phoebastria albatrus as the outgroup.本文件收录了符合出生-死亡（birth death）模型的系统发育树文件，这些文件用于开展基于全部企鹅冠群校准点的校准检验，实验以短尾信天翁（Phoebastria albatrus）作为外类群（outgroup）。