New Zealand Sign Language has its roots in British Sign Language (BSL), and may be technically considered a dialect of British, Australian and New Zealand Sign Language (BANZSL). There are 62.5% similarities found in British Sign Language and NZSL, compared with 33% of NZSL signs found in American Sign Language.
Like other natural sign languages, it was devised by and for deaf people, with no linguistic connection to a spoken or written language, and it is fully capable of expressing anything a fluent signer wants to say.
NZSL (Māori: Te Reo Rotarota