The Sun is difficult to use as a compass because its position changes during the day. How do birds that navigate by the Sun adjust for this change?

+2 votes

 

  

They use landmarks.

  

They have particles of magnetite in their bodies.

  

They can detect magnetic north with their visual system.

  

They use an internal clock that tells them the time of day.

 

asked Jan 2, 2013 in Biology by anonymous
    

1 Answer

+1 vote

 

They use an internal clock that tells them the time of day.

 

answered Jan 2, 2013 by FLoops ~Expert~ (2,117 points)

Related questions




...