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 three lizard species under investigation. (A) Moloch horridus with an array of spikes covering the entire upper side of the body. The snout–vent length is about 90 mm and the total length is about 140 mm. (B) Phrynosoma cornutum also exhibits thorny appendages. The snout–vent length is about 95 mm. (C) Phrynocephalus arabicus has a velvet like surface and no apparent protuberations. The snout–vent length is about 80 mm.
