Question

. Which of these birds use to find their way while migrating? a. Gravity​

Answer 1

Answer:

The flight paths used by birds in their annual migrations are called flyways. Scientists are not entirely sure how birds navigate their flyways. They seem to have an internal global positioning system (GPS) that allows them to follow the same pattern every year. ... The beak helps birds determine their exact position.

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Answer 2

Answer: The birds making the migration journey on their own, know their way by " instinct ". Others, flying in groups, have to learn the way with their parents during the first journey. That is the case of geese, cranes and swans