Timing is critical: consequences of asynchronous migration for the performance and destination of a long-distance migrant

Table 6 Influence of timing and wind direction on white stork flight direction

Response	Predictor	Estimate (SE)	t value	p value	R² marginal	R² conditional
Bird longitudinal speed	(Intercept)	5.740 (3.72)	1.55	–	0.33	0.49
	Date	− 0.022 (0.02)	− 1.42	0.198
	Age (juv.)	1.506 (0.69)	2.19	0.028*
	Zonal wind speed	1.674 (0.45)	3.73	< 0.001***
	Date: zonal wind speed	− 0.004 (0.002)	− 2.36	0.019*

Results of LMM, testing the relationship between bird longitudinal speed and age, timing of migration, zonal wind speed, and an interaction between these two fixed effects, with bird ID and year as random effects

ISSN: 2051-3933