... freezing is poorly understood. When confronted with looming stimuli, the crab Neohelice granulata freezes as the stimulus increases by 1.4 deg, which is associated with the activity level of MLG1 neurons. Looming Freezing behavior Collision avoidance Lobula neurons Escape response Crustacean...

...? This is a complex problem for which some insect and crustacean models have proved to offer considerable advantages ( Herberholtz and Marquart, 2012 ). Looming Collision avoidance Motion detection Lobula neurons Escape response Crustacean Summary: Visually guided behaviors operate in closed loop...