Seasonal and inter-annual variation in exposure to peregrines (Falco peregrinus) for southbound western sandpipers (Calidris mauri)

• Published in: Movement Ecology
• Main Author: Ronald C. Ydenberg
• Format: Article in Journal/Newspaper
• Language: English
• Published: BMC 2022
• Subjects: Predation danger; Long-distance migration; Anti-predator behavior; Biology (General); QH301-705.5; Arctic; Pacific; Fraser River; Falco peregrinus; Alaska
• Online Access: https://doi.org/10.1186/s40462-022-00343-4; https://doaj.org/article/502f2d3a672c4402b117c206e8b24ae7

Abstract Background The western sandpiper (Calidris mauri) is an early southbound migrant species in North America. The ‘peregrine avoidance’ hypothesis proposes that this timing evolved to reduce exposure to their main predator, the peregrine (Falco peregrinus), along the Pacific flyway. Methods I...