And thanks to some newly-revealed special effects photos, you can gaze upon the gnarly development of this particular brand of nightmare fuel.
In Annihilation, the expedition — comprised of Portman, Tessa Thompson, Gina Rodriguez, Jennifer Jason Leigh and Tuva Novotny — first encounters the mutant bear at night.
Yep — although some VFX were used, the bear is mostly practical, as evidenced by these highly-detailed photos.
And you can see the 3D concept that led to the animatronic design in the photo series above (it’s near the end, in black and white).