'Kill what it does, do not touch it, it does not bite', this is a saying that many people get when they intend to smash a snake when it crawls into their home.
A small Pacific shark has developed a special way to protect itself from predators.
The video, filmed in a kitchen in Malaysia last week, showed the crab lying in the middle of the sink, cleverly clamping the small knife at it.
Oklahoma-based Holsters Flashbang introduced this exciting product with a holster that can be attached to the front of the bra.