Researchers discovered a potential repellent for walnut twig beetles when they ran out of one adhesive for sticky traps and switched to another, and suddenly the beetles were no longer attracted to the traps.
When scientists discovered specimens of the invasive giant hornet Vespa mandarinia on both sides of the border between Washington and British Columbia in 2019, they sought to find out how they arrived from Asia. Analysis of their mitochondrial DNA provided an interesting twist: The hornets on each side of the border likely did not come from the same location in Asia.
In a look at the state of bee monitoring in the U.S., a group of researchers argue the commonly used bowl trap presents too many drawbacks to effectively study bee abundance and diversity.
The Rasopone genus of tropical leaf-litter ants gets a thorough taxonomic revision, and the researchers behind the long-term project present their identification manual in a "bird guide" format rather than the traditional dichotomous key.