Nonetheless, the lack of a clear trend (no increase or decrease with age) and the very small sample size of males older than second-year in the final model (n = 5) prevent drawing definitive conclusions about age-related changes in parasitaemia within the season.
← all excerpts
Afro-Palaearctic migrant birds rid themselves of haemoparasite infections when breeding in the temperate zone.
1
—
—