Obtaining a worker's visa for migration to Australia can be a complex process. Just a couple of the steps along the way include the need to demonstrate one's utility (through special skills or connections with people already living there), to pass character and health requirements checks. It will also make a difference whether a candidate is sponsored by an employer or is "independently" seeking to relocate and then look for work.
they migrate from the arctics to the tropics of Australia
Fiji did not migrate to Australia. Fiji stayed exactly where it is.
what did early humans use to migrate to Indonesia and australia
Because the British government encouraged young married people to migrate to Australia
No. There is no species of kangaroo that migrates. None of the native mammals in Australia migrate,
It didn't....
hm
No. No species of Australian marsupials migrate, although some are semi-nomadic.
they migrate from the arctics to the tropics of Australia
1940s
NSW in 1791
no