rice weevil

US /ˈraɪs ˌwiː.vəl/
UK /ˈraɪs ˌwiː.vəl/
"rice weevil" picture
1.

a small, reddish-brown beetle (Sitophilus oryzae) that is a common pest of stored grains, especially rice, and other dried food products

:
We found a few rice weevils in the bag of old rice.
To prevent rice weevils, store grains in airtight containers.