Bentsen-Rio Grande Valley State Park in Mission, Texas, asked its Facebook followers to identify a curious critter in a game camera photo submitted by a park visitor

Somewhere in the wilds of Bentsen-Rio Grande Valley State Park in Mission, Texas, lurks an animal that left rangers scratching their heads.

On April 8, the Texas state park posted on Facebook asking its followers for help identifying a “mystery animal” photographed by a park visitor on a game camera.

“Captured on game camera – a mystery animal lurking in the Rio Grande Valley! We’re scratching our heads trying to identify this elusive creature. Is it a new species? An escapee from a nearby zoo? Or just a park ranger in disguise?” the park wrote on Facebook alongside the photo.

The shot shows a furry, squat creature on four legs, sniffing at the ground. The photo is black and white and was captured at night.

Read more: People