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SYLVIA Trochilus. 
The Yellow Willow Wren. 
S. Trochilus. Above greenish yellow-brown, beneath pale 
yellow, over the eyes a yellowish stripe, wing-coverts 
greenish yellow. 
Sylvia Trochilus. Turt. Brit. Faun. v. 1. p. 47. 
Bill dusky and keeled above, yellowish beneath. Iris hazel. 
Breast and throat pale yellow, whitish near the tail. Upper 
part of the head and back greenish-brown. Quills and 
tail-feathers dusky, edged with greenish-yellow. Legs 
brown in front, paler behind ; toes yellowish. Female more 
inclined to brown, and the yellow colour less bright. 
Length five inches; extent seven and a half; weight near 
three drachms. 
An elegant little species, which visits us about 
the middle of April, and leaves us again the latter 
end of September, or beginning of October. In its 
wild state, it feeds entirely on small insects, and, 
chiefly, on the different species of Aphis ; but it will 
not refuse small flies, or caterpillars ; it is easily 
taken in a trap, baited with small caterpillars, or a 
rose branch covered with Aphides ; and it will soon 
become very tame in confinement. One that I caught 
in September, was, in three days afterwards, let 
out of its aviary into the room to catch the flies, 
which were numerous at that season ; after amus- 
ing itself for some time in catching flies, it began 
singing ; it did the same several other times when it 
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