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. 2011 Jun 8;6(6):e20231. doi: 10.1371/journal.pone.0020231

Table 1. Order and session in which each individual reached criterion (8 consecutive times correct or 9 out of 10 correct) for each of the four solutions (string, window, ball and stick).

Species	Ind	1^stsolution	Session	2^ndsolution	Session	3^rdsolution	Session	4^thsolution	Session
Kea	Br	String	3	Window	4	Ball	6	-	-
	Fr	String	2	Window	3	Ball	5	-	-
	Ke	String	2	Ball	4	Window	5	Stick	10
	Lu	String	2	Window	4	Ball	5	-	-
	Pi	String	3	Window	4	Ball	6	-	-
	Ta	String	3	Ball	4	Window	6	-	-
Average			2.5		3.83		5.5		10
NCC	Bk	String	2	-	-	-	-	-	-
	Ey	String	2	Stick	8	Ball	13	-	-
	Ti	String	1	Stick	12	-	-	-	-
	Uék	String	2	Stick	4	Ball	8	Window	12
Average			1.75		8		10.5		12