Spur-throated Locust

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Spur-throated Locust - Glenn Rudolph/DEPI

Austracris guttulosa


Adults range from 50-80 mm in length with slim, pale brown bodies with a longitudinal white stripe. Nymphs are green when they hatch and develop a black stripe down the middle of the back. Hind legs have two rows of white spines. Hindwings can be colourless or have a slight blue tinge.


Details
Type
Invertebrate
Group
Animals
Insect - Locust
Biology

This species has a one year life cycle. Eggs are laid in the soil. Nymphs hatch from November through to February. Immature adults are found in autumn and winter.

Distinctive Markings

Larger than other locusts. They possess a spur between the front legs.

Taxonomy
Phylum
Arthropoda
Class
Insecta
Order
Orthoptera
Family
Acrididae
Genus
Austracris
Species
guttulosa

Major breeding areas include the Gulf region of northern Australia, southern Queensland, northern Western Australia and the north-west plains of New South Wales. Young adults will migrate and are often found in southern New South Wales, northern South Australia and in Victoria.

Source: Atlas of Living Australia

When the right rainfall conditions occur, this species forms plagues which can cause massive damage to agricultural crops.


Interesting Facts
Diet

Herbivore. Mainly grasses but also other plants, in particular Sorghum, Sunflowers and Soybeans.

Habitat

During winter, adults spend most of their time roosting in trees along water systems or in woodland adjacent to crops or grasslands.

Native Status
Native to Australia