What physical feature do members of the genus Streptocitta have in common with animals considered "piebalds?"
Streptocitta:  Both species have a pied plumage and a long tail, giving them a superficial resemblance to a magpie. Piebald: A piebald or pied animal is one that has a pattern of pigmented spots on an unpigmented (white) background of hair, feathers or scales.
pied plumage and a long tail, giving them a superficial resemblance to a magpie