* Dogs: Dogs are another major predator of kiwi birds. Domestic dogs that are not properly controlled can roam free and kill kiwi birds. Hunting dogs can also be a threat to kiwi birds, especially if they are not trained to avoid them.
* Cats: Cats are also known to kill kiwi birds. Like dogs, domestic cats that are not properly controlled can roam free and kill kiwi birds. Hunting cats can also be a threat to kiwi birds.
* Ferrets: Ferrets are small, carnivorous mammals that are native to Europe. They were introduced to New Zealand in the 19th century, and have since become a major predator of kiwi birds. Ferrets are able to kill kiwi birds of all ages, and they often eat their eggs and chicks.
* Weka: Weka are large, flightless birds that are native to New Zealand. They are omnivorous, and they will eat kiwi eggs and chicks if they have the opportunity.