Tech Insider
Two feral hogs are caught in a trap on a farm in rural Washington County, Mo., Jan. 27, 2019.
Feral pigs are difficult to trap, and there are too many for the US to keep up with.
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In the span of a few years, lionfish spread from the coast of the US to the Bahamas and throughout the Caribbean. The invasive species is devastating ecosystems, eating everything in its path.

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Hundreds of Asian longhorned ticks cover a white lint roller
In about 90 minutes, researchers collected over 9,000 Asian longhorned ticks on a farm in southeast Ohio.