NORTH KOREA (1996) Blackfaced spoonbill*. Block of 4 missing all inscriptions. KSC No 3712. Scott No 3581.
AVAILABLE AT $50
NORTH KOREA (2000) Mandarin ducks*. Block of 4 missing yellow color. KSC No 4048. Scott No 4055.
AVAILABLE AT $50
NORTH KOREA (2000) Mandarin duck*. Souvenir sheet misperforated. KSC No 4065. Scott No 4057.
AVAILABLE AT $30
NORTH KOREA (2001) Korean birds*. Penguin*. Misperforated minisheet of 6 with color brown missing. KSC 4121. Belgica 2001 Exhibition.
AVAILABLE AT $60
NORTH KOREA (2001) Korean birds*. Penguin*. Misperforated minisheet of 6 with color green missing. KSC 4121. Belgica 2001 Exhibition.
AVAILABLE AT $60
NORTH KOREA (2001) Korean birds*. Penguin*. Misperforated minisheet of 6. KSC 4121. Belgica 2001 Exhibition.
AVAILABLE AT $40
NORTH KOREA (2001) Korean birds*. Penguin*. Misperforated minisheet of 6 with color blue missing. KSC 4121. Belgica 2001 Exhibition.
AVAILABLE AT $60
NORTH KOREA (2001) Black stork (Ciconia nigra)*. Block of 4 misperforated. KSC No 4138. Scott No 4165.
AVAILABLE AT $30
NORTH KOREA (2003) White-naped crane (Grus vipio)*. Block of 4 misperforated. KSC No 4294. Scott No 4317.
AVAILABLE AT $30
NORTH KOREA (2003) Cockatiel (Nymphicus hollandicus), *. Block of 4 missing color black. KSC No 4297. Scott No 4320.
AVAILABLE AT $50
NORTH KOREA (2004) Seagulls*. Tok Islands*. Imperforate souvenir sheet with center inverted. KSC No 4328a. Scott No 4369.
AVAILABLE AT $50
NORTH KOREA (2008) Yellow-collared lovebird (Agapornis personatus)*. Sheetlet of 6 misperforated. KSC No 4526, Scott No 4725.
AVAILABLE AT $40
NORTH KOREA (2009) Birds of Pyongyang Zoo*. Booklet pane of 4 missing color black. KSC No B162, Scott No 4829a.
AVAILABLE AT $50
NORTH KOREA (2009) Birdpex*. Sheetlet of 5 misperforated. KSC No 4658, Scott No 4871.
AVAILABLE AT $40
BOLIVIA (1939) Toucan*. 3 normal + bisect used on piece. Scott No 264.
AVAILABLE AT $65
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) New Zealand long-tailed cuckoo*. Color error in gutter pair. The bird's head is orange instead of brown. The background color is yellow instead of blue. Scott No 482, Yvert No 481.
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
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