Spangle
A variant of Parakeet (Budgerigar) (Melopsittacus undulatus)

Representative Parakeet (Budgerigar)photo — a dedicated image of this exact morph isn't available yet.
A dominant mutation that reverses wing markings, leaving each feather with a clear center and a thin dark edge; double-factor spangles are nearly all-yellow or all-white.
Keeper tips for this variant
No health caveat — double-factor spangle is safe to breed (unlike many lethal double-factors), so it's a forgiving morph for beginners pairing budgies.