different gongs or notes in rapid succession or frequent 
alternation but v;ith this Li :coln* b finch the changes 
were i variably made only after e period of lie ice and 
tae thcae elected on each occasion W&& repe-. ted with little 
nr no v riation dosens of times la succession, while 
sometimes it served the bird for a whole pr dry, goat of 
tue sohgs were fixed and uniform a all times; others 
varied, as I have just implied, but only within definite 
limits* All resembled* and two r three appeared to 
exactly reproduce, the nonon of other speciec of birds. 
Indeed not one c aid be safely regarded as original either 
in for- or tone. VJhat other Sorth \meric n bird lingo in 
sai 3 way, forrowing his so igs from half i dozen other 
birds, not intermingling or combining then ..ith notes of 
his 'im, but selecting one for one hour or occasion, another 
for a; other? 
Tne different songs with their variations which 
tnig Lincoln* s sparrow used nay be described &« follows I 
1 * simple, level, woodeny trill usually indis¬ 
tinguishable from the summer song of the Juncos, 
but at times with a resonant, lyrical quality 
approaching th- t of the Yellow-rum; *3 song; both 
forma siven at short hut ;.isti ct intervals, 
/ 
3, The e me v rills ith the intervals completely 
filled with short, soft, liquid notes,* the 
whole forming a medley spsotly like that uttered 
by the Ju co in curly sorlnp with the Junco 
1&M2. or tup Q.ming in frequently among the short, 
connecting notes. .This song or uld orphans be 
regarded as a variation of 0 . 1 , nt I aid not 
once hear this bird thongs from one to th« other. 
That both songs were lit® 1 copies of those of 
tne Ju co can admit of no doubt. 
