Subject	Sessions to reach learning criterion	Correct vs. incorrect choices during transfers (T3)	Sign and binomial test on correct choices during transfers (T3)	The 95% confidence interval extends from	Correct vs. incorrect choices during transfers (T4)	The 95% confidence interval extends from	Sign and binomial test on correct choices during transfers (T4)
Shark 2	24	21: 9	One-tail p = 0.021*	0.519–0.835	23: 7	0.588–0.885	One-tail p = 0.003**
			Two-tail p = 0.043*				Two-tail p = 0.005**
Shark 3	24	22: 8	One-tail p = 0.008**	0.553–0.860	22: 8	0.554–0.860	One-tail p = 0.008**
			Two-tail p = 0.016*				Two-tail p = 0.016*
Shark 4	4	23: 7	One-tail p = 0.002**	0.588–0.885	23: 7	0.588–0.885	One-tail p = 0.003**
			Two-tail p = 0.005**				Two-tail p = 0.005**
Shark 5	3	24: 6	One-tail p ≤ 0.001***	0.623–0.909	22: 8	0.554–0.860	One-tail p = 0.008**
			Two-tail p = 0.001***				Two-tail p = 0.016*
Shark 6	7	24: 6	One-tail p ≤ 0.001***	0.623–0.909	24: 6	0.623–0.909	One-tail p ≤ 0.001***
			Two-tail p = 0.001***				Two-tail p = 0.001***
Shark 7	3	26: 4	One-tail p ≤ 0.001***	0.697–0.953	26: 4	0.697–0.953	One-tail p ≤ 0.001***
			Two-tail p ≤ 0.001***				Two-tail p ≤ 0.001***
Shark 8	10	25: 5	One-tail p ≤ 0.001***	0.659–0.931	21: 9	0.519–0.835	One-tail p = 0.021*
			Two-tail p ≤ 0.001***				Two-tail p = 0.043*
Shark 9	17	20: 10	One-tail p = 0.049*	0.487–0.809	20: 10	0.467–0.809	One-tail p = 0.049*
			Two-tail p = 0.099				Two-tail p = 0.098
Group	11.13 ± 8.44	185: 55	One-tail p ≤ 0.001***	0.713–0.819	181: 59	0.696–0.804	One-tail p ≤ 0.001***
			Two-tail p ≤ 0.001***				Two-tail p ≤ 0.001***

p > 0.05 not significant,

^(*)p ≤ 0.05 significant

^(**)p ≤ 0.01 significant

^(***)p ≤ 0.001 significant.