The photo is published on the official page of the rover on Twitter.

It me. @ HiRISE on the Mars Reconnaissance Orbiter snapped Crater's clay-bearing unit. You can see my head on the left: https://t.co/7s0mBQiJ3Hpic.twitter.com/6dQr478yW8

- Curiosity Rover (@MarsCuriosity) 12. července 2019

Earlier, NASA confirmed the detection of high methane content in the atmosphere of Mars.

The organization clarified that the life of microorganisms is an important source of methane on Earth, but methane can also appear as a result of the interaction between stones and water.