The damage above is reportedly the work of four pit bull terriers were were trying to reach a stray kitten camped out in the engine compartment of a Dodge minivan belonging to the dogs' owner. From CBS News:
The Desert Sun of Palm Springs reports an animal control officer freed the kitten following a 40-minute process that involved removing the bumper.
The kitten is OK and available for adoption at the Palm Springs Animal Shelter.
"Pit bulls maul Calif. minivan chasing kitten"