Energy cost
- The implications of time on the ground on running economy: less is not always better
Summary: Larger forward and smaller vertical COM displacements were observed in runners with a high versus a low duty factor, with the two duty factor groups demonstrating comparable running economy values.
- Modulation of heart rate response to acute stressors throughout the breeding season in the king penguin Aptenodytes patagonicus
Summary: Acute fight-or-flight stress responses to experimental stressors are modulated according to breeding advancement in the king penguin.