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.
Aldabra giant tortoise in sleep-like behaviour. In example A, the head is in line with the body midline, both forelimbs are extended forward and both hindlimbs are extended backward (symmetrical). In example B, the head is on the right, the left forelimb and hindlimb are extended forward, whereas the right forelimb and hindlimb are bent backward
