Tigeresques are a type of fabricated beast. They are used as both guard animals and as draft animals. Tigeresques are fabricated from the life-threads of wolves and tigers, as well as the life-threads of other creatures.
Hydrogen sniffers are a fabrication that is made from the life lines of a dog and several other unknown animals and insects. It has six insect-like legs, a dog like head, two mouths and two noses. Hydrogen sniffers are primarly used to detect hydrogen leaks in hydrogen breathers, such as the Leviathan. These creatures are usually under the control of a rigger, who takes them around the airship to look for leaks. Sniffers also assist in apprehending intruders on the ship.
Fighting bears are a fabrication used mainly by the Russians. They are also known as ursines. They are very large bears which can be used to fight and to carry loads.