Appropriate and inappropriate responses of Sahamalaza sportive lemurs to playbacks.

Appropriate reactions (scanning up or down after crested coua alarm and Madagascar magpie-robin alarm, scanning the sky after blue-eyed black lemur aerial alarm, down after blue-eyed black lemur terrestrial alarm and either up or down after blue-eyed black lemur agitation call, no change of scanning direction after songs/contact calls of each species) or inappropriate (no reaction after alarm calls; scanning up or down after songs/contact calls) of scanning direction of tested sportive lemurs. χ2 test (rate 50%; α≤0.05); Degrees of freedom (Df) = 12 for crested coua alarm, 13 for crested coua song, 12 for Madagascar magpie-robin alarm, 10 for Madagascar magpie-robin song, 11 for blue-eyed black lemur aerial alarm, agitation call and contact call; 9 for blue-eyed black lemur terrestrial alarm.