Figure 7.
Prevalence of foot pad alterations according to the litter material. (a) Day 3 to 5. (b) Day 22 to 35. Mean values.
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.