Science

Why birds speed up to slow down: The physics of landing

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Based on a feed excerpt; full article content has not been acquired. Source evidence retrieved 02/11/2026, 16:25:25 UTC.

Briefings

New research indicates birds do not always follow the physics-optimal path for landing, potentially using higher speeds or more energy than predicted. This challenges the assumption that birds naturally minimize energy expenditure during descent. The study suggests flight dynamics may involve strategic deviations from ideal trajectories, though the specific mechanisms and biological drivers remain unclear.

Key points

• Birds may deviate from the physics-optimal landing path, potentially using higher speeds or more energy than predicted.
• The study challenges the assumption that birds naturally minimize energy expenditure during descent.

Context

This research challenges the assumption that birds naturally minimize energy expenditure during descent, suggesting flight dynamics may involve strategic deviations from ideal trajectories.

Limitations

The evidence is limited to a single sentence summary without specific data, units, dates, or named actors. The study does not provide details on the mechanisms, biological drivers, or specific instances of deviation.

Generated by Bittrees-hosted qwen35-2b sha256:aaf42c8b7c3c on 03/11/2026, 03:35:33 UTC. Based on publisher-provided feed evidence; may not cover the full original article. Check the source for details.

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