What is the most humane way to get rid of rats?

Online Answer
Lethal control There are no truly humane ways to kill rodents, only methods that are less inhumane. Rats are killed with poisons, snap traps, glue boards, and maze-type traps that drown them..
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Killing the crab prior to cooking is humane and instantaneous, but it also avoids the crab from shedding limbs through shock, which often happens when boiling alive..
Crabs can be killed by rapid destruction of both nerve centres by piercing both ganglia from the underside of the crab with a pointed spike (e.g. a thick, pointed pithing instrument, an awl or a sharp-pointed knife). Spiking must not be performed on lobsters because they have a long chain of nerve centres.
Once the lobster is stunned, it should be mechanically killed as quickly as possible, says the RSPCA, by splitting it along the longitudinal midline on its underside.
Nonlethal traps are widely available, inexpensive, and easy to use. Sold by most humane societies and hardware stores, the box-like plastic or metal trap has a spring-release door that closes behind the animal once he or she enters the trap..
Killing the crab prior to cooking is humane and instantaneous, but it also avoids the crab from shedding limbs through shock, which often happens when boiling alive..