U.S.A. (1985) J.J. Audubon*. Vertical misperforation resulting in part of Audubon's head appearing at right. Scott No 1863, Yvert No 1565.
AVAILABLE AT $60
TUVALU (1988) White tern*. Color error in gutter pair. The bird's neck is violet instead of grey. Scott No 470, Yvert No 469.
AVAILABLE AT $25
TUVALU (1988) Brown noddy*. Color error in gutter pair. The bird's head is violet instead of brown. Scott No 471, Yvert No 470.
AVAILABLE AT $25
TUVALU (1988) Phoenix petrel*. Color error in gutter pair. The bird's head is violet instead of brown. Scott No 472, Yvert No 471.
AVAILABLE AT $25
TUVALU (1988) Pacific golden plover*. Color error in gutter pair. The bird's head is brown instead of black. Scott No 473, Yvert No 472.
AVAILABLE AT $25
TUVALU (1988) Crested tern*. Color error in gutter pair. The bird's head is green instead of black. Scott No 474, Yvert No 473.
AVAILABLE AT $25
TUVALU (1988) Eastern bar-tailed godwit*. Color error in gutter pair. The bird's head & bill are green instead of brown. The background color is blue instead of violet. Scott No 477, Yvert No 476.
AVAILABLE AT $25
TUVALU (1988) Red-footed booby*. Color error in gutter pair. The bird's throat is violet instead of orange. Scott No 480, Yvert No 479.
AVAILABLE AT $25
TUVALU (1988) Red-necked stint*. Color error in gutter pair. The bird's head is violet instead of brown. Scott No 481, Yvert No 480.
AVAILABLE AT $25
TUVALU (1988) Red-tailed tropic-bird*. Color error in gutter pair. The bird's eye is orange instead of black. The background color is orange instead of gray. Scott No 483, Yvert No 482.
AVAILABLE AT $25
TUVALU (1988) Banded rail*. Color error in gutter pair. The bird is orange instead of black. Scott No 484, Yvert No 483.
AVAILABLE AT $25
CUBA (2016) Sacred ibis (Threskiornis aethiopicus)*. Error with color shifts revealing a double image.
AVAILABLE AT $40
CUBA (2017) Golden parakeet or golden conure (Guaruba guarouba). Imperforate block of 4 missing color yellow and another bird superimposed. Multiple errors!].
AVAILABLE AT $200
CUBA (2017) Pelican. Sailboat. Imperforate block of 4 with color shift of color black.
AVAILABLE AT $100
CUBA (2017) Red-cowled Cardinal (Paroaria dominicana). Imperforate block of 4 with color shift and double print of black inscriptions.
AVAILABLE AT $100
CUBA (2017) Gilt-edged Tanager (Tangara cyanoventris). Imperforate block of 4 with color shift and doubling of the black inscriptions.
AVAILABLE AT $100
CUBA (2017) Saw-billed hermit hummingbird(Ramphodon naevius). Imperforate block of 4 missing yellow and black color.
AVAILABLE AT $100
CUBA (2017) Banded cotinga (Cotinga maculata). Imperforate block of 4 with color shift resulting in double image.
AVAILABLE AT $100
CUBA (2017) Banded cotinga (Cotinga maculata). Imperforate block of 4 with doubling of black inscriptions.
AVAILABLE AT $100
CUBA (2017) Saw-billed hermit hummingbird(Ramphodon naevius). Imperforate block of 4 with only yellow and black color.
AVAILABLE AT $100
CUBA (2017) Banded cotinga (Cotinga maculata). Imperforate block of 4 missing colors yellow and black.
AVAILABLE AT $100
CUBA (2017) Araripe manakin (Antilophia bokermanni). Imperforate block of 4 missing colors yellow and black.
AVAILABLE AT $100
CUBA (2017) Araripe manakin (Antilophia bokermanni). Imperforate block of 4 missing colors red and blue.
AVAILABLE AT $100
CUBA (2018) Cuban nightjar (Caprimulgus cubanensis). Imperforate block of 4 with color shift resulting in double image.
AVAILABLE AT $100
CUBA (2018) Cuban blackbird (Dives atroviolaceus). Imperforate block of 4 missing colors red and blue.
AVAILABLE AT $100
CUBA (2018) Fernandina's flicker (Colaptes fernandinae). Imperforate block of 4 with color shift resulting in double image.
AVAILABLE AT $50
CUBA (2018) Cuban blackbird (Dives atroviolaceus). Imperforate block of 4 with color shift resulting in double image.
AVAILABLE AT $100
CUBA (2018) Yellow-headed warbler (Teretistris fernandinae). Imperforate block of 4 with color shift resulting in double image.
AVAILABLE AT $100
CUBA (2018) Cuban oriole (Icterus melanopsis). Imperforate block of 4 with color shift resulting in double image.
AVAILABLE AT $100
LIBERIA (1953) Jacana bird*. Variety with inverted center. Scott No 345, Yvert No 322.
AVAILABLE AT $25
CUBA (2017) Great curassow (Crax rubra). Imperforate block of 4 missing colors yellow and black.
AVAILABLE AT $100
CUBA (2017) Kagu (Rhynochetos jubatus) + 2 other birds. Imperforate block of 9 printed on top of print of souvenir sheet for this issue. A truly spectacular error!
AVAILABLE AT $200
CUBA (2017) Great currasow (Crax rubra) + 2 otherbirds. Imperforate block of 9 printed on top of print of souvenir sheet for this issue. A truly spectacular error!
AVAILABLE AT $200
CUBA (2017) Western swamphen (Porphyrio martello). Imperforate block of 4 missing colors yellow and black.
AVAILABLE AT $100
CUBA (2018) Red-breasted goose (Branta ruficollis). Imperforate block of 4 with colors yellow and black missing.
AVAILABLE AT $100
CUBA (2018) Red-breasted goose (Branta ruficollis). Imperforate block of 4 with colors shifted, resulting in double image.
AVAILABLE AT $100
CUBA (2018) Yellow-headed amazon (Amazona oratrix). Imperforate block of 4 with colors yellow and black missing.
AVAILABLE AT $100
CUBA (2019) Goose*. Imperforate block of 4 with shift of color yellow resulting in double image. Farm animals series. Scott No 6198.
AVAILABLE AT $100