• Birds and mammals of Poland
  
• Insects of Poland
  
• Fossils from the Świętokrzyskie Mountains
  
• Fossils from the erratic boulders
  
• Arthropods of the tropics
  
• Mollusc shells
  
• Animals from the coral reefs
  
• Antarctic invertebrates
  
• Antarctic fossils
  
• Birds of the polar regions
  
• Fossil penguins from the Eocene La Meseta Formation (Seymour Island, Antarctic Peninsula); a scientific collection with five holotype specimens [more info]
  

    - The nature of coral reefs

Jadwiszczak P. 2008. An intriguing penguin bone from the Late Eocene of Seymour Island (Antarctic Peninsula). Antarctic Science doi: 10.1017/S0954102008001405; published online by Cambridge University Press 27 May 2008.

Jadwiszczak P., Gaździcki A., Tatur A. 2008. An ibis-like bird from the Upper La Meseta Formation (Late Eocene) of Seymour Island, Antarctica. Antarctic Science 20(4): 413-414.

Mikołuszko W. (text; key illustration [a reconstruction of Palaeeudyptes klekowskii] by D. Cyranowska, photo and scientific consultation by P. Jadwiszczak) 2007. Wyspa pingwinów. National Geographic Polska 8(95). [in Polish] [PDF]

Jadwiszczak P. 2006. Eocene penguins of Seymour Island, Antarctica: The earliest record, taxonomic problems and some evolutionary considerations. Polish Polar Research 27(4): 287-302. [PDF]

Jadwiszczak P. 2006. Eocene penguins of Seymour Island, Antarctica: Taxonomy. Polish Polar Research 27(1): 3-62. [PDF]
- supplementary material

Duda N., Chętnicki W., Jadwiszczak P. 2003. Intraspecific nest parasitism in Black-headed Gull Larus ridibundus. Ardea 91 (1): 122-124.

Jadwiszczak P. 2003. The early evolution of Antarctic penguins. In: Huiskes A.H.L., Gieskes W.W.C., Rozema J., Schorno R.M.L., van der Vies S.M., Wolff W.J. (eds.), Antarctic Biology in a Global Context, Backhuys Publishers, Leiden: 148-151.

Myrcha A., Jadwiszczak P., Tambussi C.P., Noriega J.I., Gaździcki A., Tatur A., del Valle R.A. 2002. Taxonomic revision of Eocene Antarctic penguins based on tarsometatarsal morphology. Polish Polar Research 23 (1): 5-46. [PDF]

Jadwiszczak P. 2001. Body size of Eocene Antarctic penguins. Polish Polar Research 22 (2): 147-158.

Jadwiszczak P. 2000. The fossil record of Antarctic penguins. In: Grześ M., Lankauf K.R.,  Sobota I. (eds.), Polish Polar Studies, 27^th International Polar Symposium, Toruń, Poland: 39-45.

Gębczyński A.K., Jadwiszczak P. 2000. Importance of fat reserves in Wilson’s storm petrel chicks. Ornis Fennica 77: 71-76.