Nylanderia rosae is a tiny and native and non-invasice species of Black Crazy Ant found in Australia.
 
They are easy to keep and grow quickly. They do not bite or sting and are wonderful to watch with their fast and irratic movements (crazy)
 
Queen Size: 4mm
Worker Size: 2mm
Colony size: Up to 20,000 to 30,000 workers
Diet: Proteins and sugars
Temperatures: Nest 25 to 27 degrees
Humidity: 65 through 80%