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Australian Wildlife

  Bean Weevil (Acanthoscelides obtectus)





Bean Weevil | Acanthoscelides obtectus photo
Bean Weevil

Image by lillolollo - Some rights reserved.    (view image details)

Bean Weevil | Acanthoscelides obtectus photo
Acanthoscelides obtectus damage

Image by Rasbak - GNU Free Documentation License.    (view image details)



BEAN WEEVIL FACTS

Identification
The Bean Weevil is an exotic pest species that is established in Australia. It is an oval grey brown beetle, covered with short hairs. The wing cases are short and do not quite reach the tip of the abdomen. The head is small and bent forward, without the long snout of true weevils. The antennae are grey and reddish brown. The rear legs have three spines. The grub is white and hairy.

Size
adult 3mm - 5mm long

Food
These beetle pests feed on dried beans. They infest stored beans, boring holes through the bean and feed on the bean kernel.

Breeding
The eggs are white and oval and are laid on beans.



Classification
Class:Insecta
Order:Coleoptera
Family:Chrysomelidae
Genus:Acanthoscelides
Species:obtectus
Common Name:Bean Weevil