10.6084/m9.figshare.11460240.v1 E. Nourani E. Nourani W. M. G. Vansteelant W. M. G. Vansteelant P. Byholm P. Byholm K. Safi K. Safi ESM 4 from Dynamics of the energy seascape can explain intra-specific variations in sea-crossing behaviour of soaring birds The Royal Society 2019 energy landscape water-crossing thermal uplift soaring ecological barrier temperature gradient 2019-12-26 09:19:57 Journal contribution https://rs.figshare.com/articles/journal_contribution/ESM_4_from_Dynamics_of_the_energy_seascape_can_explain_intra-specific_variations_in_sea-crossing_behaviour_of_soaring_birds/11460240 Density distribution of average wind support (m/s), crosswind (m/s), and temperature gradient (delta T; °C) along the sea-crossing tracks of juvenile and adult European honey buzzards Pernis apivorus. Average values are calculated for interpolated tracks (500 m intervals; see Methods and ESM 3 for more information).