[68 OUR SUMMER- MIGRANTS. 



aware, there is no instance of its occurrence 

 here on record. 



What is the cause which operates to restrain 

 one species from migrating, when a closely allied 

 bird of similar habits is impelled to take a long 

 and perilous journey ? Truly it is a curious 

 question. 



Before taking leave of our British flycatchers, 

 it may be observed that a third species, the 

 Red-breasted Flycatcher {Muscicapa parva), a 

 native of South-eastern Europe and Western 

 Asia, has been met with and procured on three 

 separate occasions in Cornwall, One was taken 

 at Constantine, near Falmouth, on Jan. 24, 1863.' 

 A second was captured at Scilly in October of 

 the same year ; ^ and a third was procured also 

 at Scilly on Nov. 5, 1865.'' All the specimens 

 procured were immature. The adult bird has a 

 breast like a robin, which renders it a particu- 

 larly attractive species. It is said to be not un- 



1 " Zoologist," 1863, p. 8444. 



2 "Zoologist," 1863, p. 8841. 



' Rodd, " List of the Birds of Cornwall," 2nd ed. p. 1 1. 



