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.
Liver assessment by ultrasonography in a dorsally recumbent male southern stingray (Hypanus americanus) of a low body condition in March with a smaller liver (A) and an animal in good body condition June (B) with a larger liver. Note the depth of the organs illustrated by the gridlines in cm on the right.
