Video Link.
This is not the only evidence of arachnids on planet Mars.
NASA - Curiosity Mastcam Sol 2463 Nov. 7, 2019 @ 21:06:26 UTC.
NASA Curiosity Mars Rover image from Sol 2463 returned July 11, 2019, shows well defined spider tracks heading upward from drift sand disturbed in passing by the rover's wheels .. another image that has disappeared from the Curiosity Data Base, had a couple of very fine single lines of spider silk across the camera lens.
David Bowie - Spiders From Mars.