No. But you can find all of those wonderfully dangerous creatures in Australia.
New Zealand does have one native venomous spider — the katipō. It’s native yet also endangered so you’re highly unlikely to come across one. They’re only found near the seashore under driftwood or around coastal grasses.
There’s also the rarely seen redback spider — but that one hitched a ride over from Australia.
No, there aren’t any snakes or crocodiles in New Zealand.
However, there is one poisonous spider — the katipō. It’s native yet also endangered so you’re highly unlikely to come across one. They’re rarely only found near the seashore under driftwood or around coastal grasses.