An evolutionary rescue in polluted waters

Source: Science Daily

The combination of a big population, good genes and luck helps explain how a species of fish in the Houston Ship Channel was able to adapt to what normally would be lethal levels of toxins for most other species. The exceptional survivor story of the Gulf killifish can provide insights into what other species may need to adapt to drastically changed environments.

https://www.sciencedaily.com/releases/2019/05/190502143516.htm