Flight altitude dynamics of migrating European nightjars across regions and seasons

Earth & Environmental Sciences

• flight 99%
• bird 16%
• mechanical theory 16%
• space use 12%
• gliding 12%
• locomotion 11%
• potential energy 10%
• cost 10%
• thrust 8%
• autumn 8%
• Africa 7%
• Europe 6%
• prediction 4%
• test 3%
• rate 3%

Agriculture & Biology

• flight 100%
• Caprimulgus europaeus 18%
• potential energy 13%
• birds 11%
• Northern European region 11%
• Sub-Saharan Africa 11%
• locomotion 9%
• concentrates 8%
• autumn 7%
• prediction 6%
• testing 3%

Medicine & Life Sciences

• Birds 50%
• Northern Africa 32%
• Costs and Cost Analysis 29%
• Africa South of the Sahara 26%
• Locomotion 22%