Pine Siskins are very small songbirds with sharp, pointed bills and short, notched tails. Their uniquely shaped bill is more slender than that of most finches. In flight, look for their forked tails and pointed wingtips.
Slightly smaller than an American Goldfinchsparrow-sized or smaller
- Both Sexes
- Length: 4.3-5.5 in (11-14 cm)
- Weight: 0.4-0.6 oz (12-18 g)
- Wingspan: 7.1-8.7 in (18-22 cm)