... of object-tracking behavior, segregated by motion-detection circuitry. Feature detection Motion vision Visual behavior Tethered flight Fly flight Owing to robust behavioral reactions to salient objects by flying flies ( Reichardt and Wenking, 1969 ; Wehner, 1972 ), early work posited...

...). The crayfish defensive reflex occurs when the angular size of the approaching object increases by 8 deg ( Glantz, 1974 ). * Author for correspondence ( [email protected] ) 30 1 2012 7 6 2012 © 2012. 2012 visual behavior escape response looming detection Crustacea...

...-mail: [email protected] ) 4 1 2007 © The Company of Biologists Limited 2007 2007 visual behavior escape response looming detection looming sensitive neurons intracellular recording Crustacea Chasmagnathus granulatus Looming images can provide animals with information...