Add Yahoo as a preferred source to see more of our stories on Google. A methane gas bubble breaks the surface of a pool of asphalt at the La Brea Tar Pits in Hancock Park. The tar pits were recognized ...

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The petroleum fly and their larvae thrive in the natural asphalt at the La Brea Tar Pits. In the sticky oil seeps known as the La Brea Tar Pits, the tiny petroleum fly and their larvae thrive in the ...