Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
The phylogenetic relationships among these species. The species including Danio rerio, Rana catesbeiana, Rhinella marina, Vibrissaphora ailaonica, Nanorana parkeri, Homo sapiens, Gallus gallus, Anolis carolinensis, Xenopus tropicalis, Ambystoma mexicanum, and Alligator sinensis. Blue numbers represent divergence time with 95% confidence interval. The red dot represents the fossil record used in the node.
