Context: Long distance migrants are believed to disperse as young birds and form attachments to potential breeding sites and to favourite wintering sites. Once the site attachment is made they show high site-fidelity, visiting the same wintering sites year after year.

Question: When do long distance migrants disperse?
Answer: as young birds

Question: What do young birds form attachments to?
Answer: potential breeding sites

Question: What else do young birds form attachments to?
Answer: wintering sites

Question: What happens when the site attachment is made?
Answer: they show high site-fidelity

Question: Where do migrating birds visit?
Answer: the same wintering sites year after year