Nerve conduction study. A nerve conduction study (NCS) is a medical diagnostic test commonly used to evaluate the function, especially the ability of electrical conduction, of the motor and sensory nerves of the human body.
Possums eat native trees and plants, berries, flowers, insects and snails. Rata, kamahi, tawa and pohutukawa are especially vulnerable to possum damage as these tree species are more palatable.They are also known to eat the eggs and chicks of native birds including the endangered kiwi, kukupa and kokako.ossums eat native trees and plants, berries, flowers, insects and snails. Rata, kamahi, tawa and pohutukawa are especially vulnerable to possum damage as these tree species are more palatable.
Possums compete with native birds for habitat and for food such as insects and berries. They also disturb nesting birds, eat their eggs and chicks and may impact on native land snails. Dairy and deer farmers have the added worry of possums spreading bovine tuberculosis.