at the
Brandywine Zoo
The tiger squats to urinate.
This is otter scat.
The llamas use this area.
On the Internet
http://www.expertvillage.com/video/4157_animal-tracking-scat.htm
http://www.abc.net.au/science/articles/2007/09/26/2044094.htm?site=science/scribblygum
http://www.acornnaturalists.com/store/ANIMAL-SCAT-KEYCHAIN-IDENTIFICATION-GUIDE-P2877C299.aspx