Invasive ant species is forming supercolonies across southwestern British Columbia, Canada

Ant supercolonies are taking over southwestern British Columbia. A study published in the Journal of the Entomological Society of British Columbia late last year provides evidence of at least two supercolonies of an invasive ant species, Myrmica rubra, inhabiting BC. Evidence from behavioral experiments demonstrates that this ant species behaves as if it has formed up to five different supercolonies across seven regions of southwestern BC.

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Homeward Bound: Salmon Straying in the Pacific Northwest

For salmon to complete their life cycle, juveniles must migrate out to the ocean and return as adults to spawn in the river where they were born. Adult salmon find their way back to their natal river after years at sea through a process called “homing”, a phenomenon that scientists still don’t fully understand. Some salmon never make it home at all, which can have lasting effects on populations. Read on to learn more!

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