Purple Martins are very large, broad-chested swallows. They have stout, slightly hooked bills, short, forked tails, and long, tapered wings.
Smaller than an American Robin; larger than a Tree Swallow.between sparrow and robin
- Both Sexes
- Length: 7.5-7.9 in (19-20 cm)
- Weight: 1.6-2.1 oz (45-60 g)
- Wingspan: 15.3-16.1 in (39-41 cm)