Multiple locust swarms in South Australia's Riverland region have put farmers and authorities on alert, prompting the South Australian Plague Locust Commissioner to send surveying teams to the region.

Locust numbers in Victoria's north-west are at their highest level in 15 years, as concerns grow that recent egg laying could lead to big swarms this spring. The native insects, naturally found ...

Australia's Darling river is running with water again after a drought in the middle of the decade reduced it to a trickle. But the rains feeding the continent's fourth-longest river are not the ...