Animals 12 Brachyura 12 Visual Perception 12 Escape Reaction 10 Male 10 Photic Stimulation 10 article 10 escape behavior 10 vision 9 animal 8 physiology 8 Escape response 7 Neurons 7 male 7 nerve cell 7 photostimulation 7 Chasmagnathus 6 Crustacea 6 Decapoda (Crustacea) 5 Motion Perception 5 crab 5 movement perception 5 nonhuman 5 visual stimulation 5 Animalia 4 Insects 4 Looming detection 4 Motor Activity 4 Visual behavior 4 animal experiment 4