Context: Within a population, it is common for different ages and/or sexes to have different patterns of timing and distance. Female chaffinches Fringilla coelebs in Eastern Fennoscandia migrate earlier in the autumn than males do.

Question: Which sex of the chaffinches Fringilla coelebs migrate earlier?
Answer: Female

Question: Where are chaffinches Fringilla coelebs from?
Answer: Eastern Fennoscandia

Question: When do the chaffinches Fringilla coelebs migrate?
Answer: autumn