Photos coming soon
SeniorAvailable
Sully
This rescue doesn’t provide a direct link to this dog’s page — reach out to them below and they’ll help you meet this pup.
Share Sully's story
Always confirm availability and adoption details directly with the shelter or rescue before making plans.
Source: RescueGroups • Last updated: 6/25/2026
More senior dogs in Mississippi
Ruby
Ruby is a little ray of sunshine who lives for her walks and time outside. She’s happiest when she’s getting fresh air, taking in the world at her own…
Animal Rescue Fund of MS • Jackson, MS
Poppy
There’s something about Poppy that makes you slow down a little—like she’s reminding you what matters. This sweet senior girl has a quiet, gentle soul…
Animal Rescue Fund of MS • Jackson, MS
Clyde
Clyde is the self-appointed “governor” of the shelter—always alert, always watching, and always ready to greet the day. He’ll happily announce when it…
Animal Rescue Fund of MS • Jackson, MS
More senior Mastiff dogs
Duke (bonded with Christina) (foster needed)
The Big Mutt Network • Vail, AZ
Christina (bonded with Duke) (foster needed)
The Big Mutt Network • Vail, AZ
BEAR
Bear's 4 Night Safe and Sound Sleepover 5/11-5/15:Bear had a sleepover with us on May 11-15th while construction was being done at the shelter and he …
City of Sacramento Animal Care Services • Sacramento, CA
Know a senior dog who needs a home?
Shelters and rescues can list adoptable senior dogs for free.