 For resting , all Portias spin a horizontal web whose diameter is about twice the spider 's body length and is suspended only 1 to 4 millimetres below a leaf . : 496 , 513 P. schultzi returns to its resting platform at night . While eating prey at dusk and with no platform nearby , one P. schultzi built a silk platform while holding the prey , and then continued eating . : 34 
