60 
INSESSORES. 
small tree ; it is composed externally of grass, moss, 
and leaves ; internally of fibrous roots, and is warmly 
lined with feathers. The eggs are mostly four in 
number, of a dull ashy hue, spotted and streaked tow- 
ard the great end with brown. 
Among the many charms which attend upon the 
opening of Spring, and by their sweetness and beauty 
do much to render its advent a joyous and lovely sea- 
son, one of the most pleasing is the song of the birds. 
How gentle and soothing are their tones, as, with the 
highest glee, they warble out their inspired music ! 
How peaceful are the thoughts that occupy the mind 
that has been abstracted from itself, by the distant 
voice of some modest little bird ! We can hardly 
place too high an estimate upon the kindly influences 
which they exert upon us. Listen to the persuasive 
tones of the Red-eyed Yireo, — soft and sweet, and 
full of eloquence, bidding us cast aside our griefs, 
and be as happy as he. And the Warbling Yireo — 
light-hearted little fellow, he too tells us that the 
skies are bright and the sun is ever shining, notwith- 
standing clouds may obstruct them from our view; 
and though the day be dark, he sings on, still look- 
ing for a bright to-morrow. 
These two charming little songsters belong to a 
group formerly placed with the Fly-catchers 'and 
Tyrants, on account of their possessing some of the 
habits of those birds; but a slight comparison will 
at once show the difference. The true Tyrants are 
of a stout, heavy build, particularly about the head 
and shoulders, while the Yireos are light and deli- 
