Start conditions
Population per day
click to hide or show
Camouflage body lightness of the spiders on each kind of ground (solid), lightness of that ground (dotted)
Birds and cooperation per day, ten-day average
Taken by birdsBird strikes escapedAlarm callsGroup hunts
Evolution population mean of each gene; dashed line is the founders' mean
Adult behaviour share of time per activity over the last day, change in points since the first days (dashed line).
Open evolution: looks and body population mean, change since the founders (dashed line)
Behaviours that evolved adults that differ from the founders' generation by more than two standard deviations
Drum signals A and B no fixed meaning: when they are drummed, and what those who hear them do
Social life what they remember of one another, what they learn from one another, coalitions and traditions
What the birds have learned the look they hunt for and the looks that made them sick
Colour morphs share of living spiders
Causes of death