The is the biological antecedent of Transformers. The puffed-up owl seems to be making a threat display to a barn owl, but I have no idea what the Dracula display means. Perhaps an owl expert can weigh in.
UPDATE: Several readers have suggested that the owl’s “Dracula” pose may make it cryptic, and is an attempt to hide in presence of a large predator. One reader cited the potoo, a neotropical bird whose coloration and behavior render it cryptic, resembling a tree branch. Here’s the common potoo (Nyctibius griseus) in a cryptic pose. It does indeed look like the Dracula owl (note that its eyes are closed, just like the owl’s):