The Northern Pygmy-Owl is small and compact, with a large, circular head that lacks ear tufts. The tail is long and the wings are fairly short and rounded.
Smaller but plumper than a Mountain Bluebird; larger than an Elf Owl.robin-sized
- Both Sexes
- Length: 6.3-7.1 in (16-18 cm)
- Weight: 2.1-2.5 oz (60-70 g)