| Abbreviation | Definition |
|---|---|
| CAS | Centre for Animal Science |
| CASAS | Carrie A Seaman Animal Shelter |
| CASEY | Carson Animal Service Education For Yout |
| CASEY | Carson Animal Service Education For Youth |
| CASF | California Animal Shelter Friends |
| CASI | Carson Animal Services Initiative |
| CASI | Companion Animal Sciences Institute |
| CASJ | Centre for Animals and Social Justice |
| CAT | Consistently Ate Tarantulas |
| CATFLAP | A small flap at the base of a door allowing a cat to get inside and out . |
| CATS | Companion Animals Touching Seniors |
| CAW | College of Animal Welfare |
| CAWE | Centre for Animal Welfare and Ethics |
| CAWF | Community Animal Welfare Footprints |
| CB | Crapping Bear |
| CBAS | City of Buffalo Animal Shelter |
| CCAB | Certified Clinical Animal Behaviourist |
| CCAC | Canadian Council on Animal Care |
| CCAH | Compassionate Care Animal Hospital |
| CCAH | Country Companion Animal Hospital |