Calcius is a beagle/Estonian hound mix that works as a sniffer dog in the shelter's airport sector. He is one of many stray dogs that are used as sniffer dogs to sniff out drugs and stray animals rescued from the city. He is friendly, funny, kind and hardworking. Calcius's equipment consists of a chain collar and a walker rug styled blanket.

By nightowl66 (Nils Anton Landa).