11 weeks old is just a pup. Shelters can be stressful places.

If you don't feel comfortable have someone else you trust evaluate the pup for you.
Val da Tiger

Fuzzybutt the cat.
Neilla the Big White puppy.

RIP Cheyenne - AKA: Digger, CheyChey Girl, Cheyenne Large and In charge. 2/16/02 - 2/27/16
RIP Raya - AKA: Raz-a, Ray a Sunshine, RayBestos, the little one, Silly Girl. 9/21/05 - 6/27/14
RIP Lakota - AKA: Bubba, Big Boy, BooBoo (the other part of the Binky and BooBoo team). 1/19/03-9/19/2011
RIP DeeDee - AKA: DD Poo, Little Bit, Binky (part of the Binky and Booboo team) 6/23/02-6/20/11