where ferrets were placed into cages that were either prefilled with carbon dioxide or filled at a displacement rate of 10%, 20% or 50% of the cage volume per min. Prefilling the cage or filling ...
Rabbits are herbivores that require a large, flat space, such as a bedroom, to free roam. Ferrets are obligate carnivores that live in multi-level cages. Their temperaments, handling, and cleanup also ...