MIGRATION OF BIRDS. 277 



dead in consequence of having fled against the glass 

 lanthorn. He added, that the soft-billed birds of 

 passage were frequently found on the rock in an 

 exhausted state, appearing to settle there at differ- 

 ent times of the day. He had little information to 

 give respecting them, except to confirm the state- 

 ment made by naturalists, that the male birds pre- 

 cede the females in their vernal flight. 



