Main research interests
- Behavioral ecology of birds, wetland birds, parental investment, bird migration, carp ponds.
Current research tasks
- Offspring desertion in Whiskered Tern Chlidonias hybrida.
- Sex differences in body condition and hematological parameters in Whiskered Tern.
- Adult and pre-breeding survival of Whiskered Tern.
- Extra pair paternity and intraspecific brood parasitism in Whiskered Tern.
- Method for catching both parents and their chicks in semi-precocial colonial waterbirds: a case study in Whiskered Tern.
- Hatching sex ratio in genus Chlidonias.
- Parental investment of Black-headed Gull Chroicocephalus ridibundus.
- Breeding biology of Common Tern Sterna hirundo nesting on artificial platforms.
- Post-breeding migration of Night Herons Nycticorax nycticorax tracked by GPS/GSM transmitters.
Publication list
Indykiewicz, P., Przymencki, M., Minias, P., Jakubas, D., Litwiniak, K., Zieliński, P., Janiszewski, T., Włodarczyk, R., Ledwoń , M., Nowakowski, J., Dulisz, B., Domańska-Blicharz, K., Świętoń, E., Śmietanka, K., Bukaciński, D., Bukacińska, M., Buczyński, A., Beuch, S., Chodkiewicz, T., Betleja, J., Bzoma, S., Marchowski, D., Sikora, A., Bednarz, Ł., Antczak, J., Dylik, A., Kajzer, Z., Król, W., Krajewski, Ł., Menderski, S., Rapczyński, J., Rubacha, S., Szczerbik, R., Szymczak, J., Walasz, K., Wylegała, P.
Impact of highly pathogenic avian influenza virus (HPAIV) on Black-headed Gulls Chroicocephalus ridibundus population in Poland in 2023.
Przymencki M., Beuch S., Indykiewicz P., Litwiniak K., Bukaciński D., Bukacińska M., Zieliński P., Betleja J., Marchowski D., Ledwoń M. , Bzoma S., Buczyński A., Wardecki Ł., Bednarz Ł., Flis A., Łożyńska H., Kusal B. , Chodkiewicz T.
Mortality among scarce breeding gulls and terns during a highly pathogenic avian influenza (HPAI) H5N1 virus outbreak in Poland during 2023.
Banach A. , Flis A., Kusal B. , Łożyńska H, Ledwoń M.
Sex ratio and sex-specific chick mortality in a species with moderate sexual size dimorphism and female brood desertion.
Bogdziewicz M., Chybicki I. Szymkowiak J., Ulaszewski B., Burczyk J., Szarek-Łukaszewska G., Meyza K., Sztupecka E., Ledwoń M. , Piechnik Ł., Seget B., Kondrat K., Gazda A., Żywiec M.
Relatives reproduce in synchrony: kinship and individual condition shape intraspecific variation in masting phenotype.
Bogdziewicz M., Chybicki I., Szymkowiak J., Ulaszewski B., Burczyk J., Szarek-Łukaszewska G., Meyza K., Sztupecka E., Ledwoń M. , Piechnik Ł., Seget B., Kondrat K., Holeksa J., Żywiec M.
Masting and Efficient Production of Seedlings: Balancing Costs of Variation Through Synchronised Fruiting.
Journé V., Bogdziewicz M., Courbaud B., Kunstler G., Qiu T., Aravena Acuña M.C., Ascoli D., Bergeron Y., Berveiller D., Boivin T., Bonal R., Caignard T., Cailleret M., Calama R., Camarero J.J., Chang-Yang Ch.-H., Chave J., Chianucci F., Curt T., Cutini A., Das A., Daskalakou E., Davi H., Delpierre N., Delzon S., Dietze M., Sergio Donoso Calderon, Dormont L., Espelta J.M., Farfan-Rios W., Fenner M., Franklin J., Gehring C., Gilbert G., Gratzer G., Greenberg C.H., Guignabert A., Guo Q., Hacket-Pain A., Hampe A., Han Q., Hanley M.E., Hille J., Lambers R., Holík J., Hoshizaki K., Ibanez I., Johnstone J.F., Knops J.M.H., Kobe R.K., Kurokawa H. ,Lageard J., LaMontagne J., Ledwon M., Lefèvre F., Leininger T., Limousin J.-M., Lutz J., Macias D., Mårell A., McIntire E., Moran E.V., Motta R., Myers J., Nagel T.A., Naoe S., Noguchi M., Norghauer J., Oguro M., Ourcival J.-P., Parmenter R., Pearse I., Pérez-Ramos I.M., Piechnik Ł., Podgórski T., Poulsen J., Redmond M.D., Reid C.D., Samonil P., Scher C.L., Schlesinger W.H., Seget B., Sharma S., Shibata M., Silman M., Steele M., Stephenson N., Straub J., Sutton S., Swenson J.J., Swift M., Thomas P.A., Uriarte M., Vacchiano G., Whipple A., Whitham T., Wright S.J., Zhu K., Zimmerman J., Żywiec M., Clark J.S.
The Relationship Between Maturation Size and Maximum Tree Size From Tropical to Boreal Climates.
Kondrat K., Bogdziewicz M., Szarek-Łukaszewska G., Ledwoń M. , Gazda A., Żywiec M.
Drivers of intraspecific variation in fecundity in rowan (Sorbus aucuparia).
Kondrat K., Bogdziewicz M., Szarek-Łukaszewska G., Ledwoń M. , Gazda A., Żywiec M.
Drivers of intraspecific variation in fecundity in rowan (Sorbus aucuparia). European.
Ledwoń M. , Neubauer G., Flis A., Banach A.
Female and male body condition in the Whiskered Tern Chlidonias hybrida, a species with female offspring desertion: a test of the differential parental capacity hypothesis.
Ledwoń M. , Flis A., Banach A. , Kusal B. , Łożyńska H., Nataly A., Broński S., Betleja J.
Do females of Whiskered Tern Chlidonias hybrida renest after desertion?
Hacket-Pain A., Foest J.J., Pearse I.S., LaMontagne J.M., Koenig W.D., Vacchiano G., Bogdziewicz M., Caignard T., Celebias P., van Dormolen J., Fernández-Martínez M., Moris J.V., Palaghianu C., Pesendorfer M., Satake A., Schermer E., Tanentzap A.J., Thomas P.A., Vecchio D., Wion A.P., Wohlgemuth T., Xue T., Abernethy K., Aravena Acuna M.-C., Daniel Barrera M., Barton J.H., Boutin S., Bush E.R., Donoso Calderón S., Carevic F.S., de Castilho C.V., Manuel Cellini J., Chapman C.A., Chapman H., Chianucci F., da Costa P., Croisé L., Cutini A., Dantzer B., Justin DeRose R., Dikangadissi J.-T., Dimoto E., da Fonseca F.L., Gallo L., Gratzer G., Greene D.F., Hadad M.A., Herrera A.H., Jeffery K.J., Johnstone J.F., Kalbitzer U., Kantorowicz W., Klimas C.A., Lageard J.G.A., Lane J., Lapin K., Ledwoń M. , Leeper A.C., Vanessa Lencinas M., Lira-Guedes A.C., Lordon M.C., Marchelli P., Marino S., Schmidt Van Marle H., McAdam A.G., Momont L.R.W., Nicolas M., de Oliveira Wadt L.H., Panahi P., Martínez Pastur G., Patterson T., Luis Peri P., Piechnik Ł., Pourhashemi M., Espinoza Quezada C., Roig F.A., Pena Rojas K., Micaela Rosas Y., Schueler S., Seget B., Soler R., Steele M.A., Toro-Manríquez M., Tutin C.E.G., Ukizintambara T., White L., Yadok B., Willis J.L., Zolles A., Żywiec M., Ascoli D.
MASTREE+: Time-series of plant reproductive effort from six continents.
Ledwoń M. , Flis A., Banach A. , Neubauer G., Angelier F.
Baseline and stress-induced prolactin and corticosterone concentrations in a species with female offspring desertion – The case of Whiskered Tern Chlidonias hybrida.
Ledwoń M. , Szczys P.
Extra-pair paternity in a species with frequent extra-pair courtship feedings, few extra-pair copulations, and male-biased parental care.
Piechnik Ł., Holeksa J., Ledwoń M. , Kurek P., Szarek-Łukaszewska G., Żywiec M.
Stand structure, tree-related microhabitats and birds – a network of relationships in a managed forest.
Przymencki M., Litwiniak K.,Betleja J., Neubauer G., Ledwoń M. , Bednarz Ł., Szymczak J., Sidelnik M., Grochowski P., Pomorska-Grochowska J., Kołodziejczyk P., Pietrasik J., Stawarczyk T.
Current distribution, abundance and trends of the Caspian Gull Larus cachinnans in Poland.
Qiu T., Andrus R., Aravena M.-C., Ascoli D., Bergeron Y., Berretti R., Berveiller D., Bogdziewicz M., Boivin T., Bonal R., Bragg D.C., Caignard T., Calama R., Camarero J.J., Chang-Yang C.-H., Cleavitt N.L., Courbaud B., Courbet F., Curt T., Das A.J., Daskalakou E., Davi H., Delpierre N., Delzon S., Dietze M., Calderon S.D., Dormont L., Espelta J., Fahey T.J., Farfan-Rios W., Gehring C.A., Gilbert G.S., Gratzer G., Greenberg C.H., Guo Q., Hacket-Pain A., Hampe A., Han Q., Hille Ris Lambers J., Hoshizaki K., Ibanez I., Johnstone J.F., Journé V., Kabeya D., Kilner C.L., Kitzberger T., Knops J.M.H., Kobe R.K., Kunstler G., Lageard J.G.A., LaMontagne J.M., Ledwoń M. , Lefevre F., Leininger T., Limousin J.-M., Lutz J.A., Macias D., McIntire E.J.B., Moore C.M., Moran E., Motta R., Myers J.A., Nagel T.A., Noguchi K., Ourcival J.-M., Parmenter R., Pearse I.S., Perez-Ramos I.M., Piechnik L., Poulsen J., Poulton-Kamakura R., Redmond M.D., Reid C.D., Rodman K.C., Rodriguez-Sanchez F., Sanguinetti J.D., Scher C.L., Schlesinger W.H., Schmidt Van Marle H., Seget B., Sharma S., Silman M., Steele M.A., Stephenson N.L., Straub J.N., Sun I.-F., Sutton S., Swenson J.J., Swift M., Thomas P.A., Uriarte M., Vacchiano G., Veblen A., Whipple A.V., Whitham T.G., Wion A.P., Wright B., Wright S.J., Zhu K., Zimmerman J.K., Zlotin R., Zywiec M., Clark J.S.
Limits to reproduction and seed size-number trade-offs that shape forest dominance and future recovery.
Seget B., Bogdziewicz M.. Holeksa J, Ledwoń M. , M, Piechnik Ł, Milne-Rostkowska F, Kondrat K, Żywiec M.
Masting increases seedling recruitment near and far: Predator satiation and improved dispersal in a fleshy-fruited tree.
Seget B., Bogdziewicz M., Holeksa J., Ledwoń M. , Milne-Rostkowska F., Piechnik Ł., Rzepczak A., Żywiec M.
Costs and benefits of masting: economies of scale are not reduced by negative density dependence in seedling survival in Sorbus aucuparia.
T. Qiu, M.C. Aavena Acuna, R. Andrus, D. Ascoli, Y. Bergeron, R. Berretti, M. Bogdziewicz, T. Boivin, R. Bonal, T. Caignard, R. Calama, J.J. Camarero, C. Clark, B. Courbaud, S. Delzon, S. Donoso Calderon, W. Farfan-Rios, C.A. Gehring, G.S. Gilbert, C.H. Greenberg, Q. Guo, J. Hille Ris Lambers, K. Hoshizaki, I. Ibanez, V. Journé, C.L. Kilner, R. Kobe, W.D. Koenig, G. Kunstler, J.M. LaMontagne, Ledwoń M. , J.A. Lutz, R. Motta, J.A. Myers, T.A. Nagel, C.L. Nuñez, I.S. Pearse, Ł. Piechnik, J. Poulson, R. Poulton-Kamakura, M.D. Redmond, C.D. Reid, K.C. Rodman, C.L. Scher, H. Schmidt Van Marle, B. Seget, S. Sharma, M. Silman, J.J. Swenson, M. Swift, M. Uriarte, G. Vacchiano, T.T. Veblen, A.V. Whipple, T.G. Whitham, A.P. Wion, J. Wright, K. Zhu, J.K. Zimmerman, M. Zywiec, J.S. Clark.
Is There Tree Senescence? The Fecundity Evidence.
Łopińska A., Indykiewicz P., Skiebe E., Pfeifer Y., Trcek J., Jerzak L., Minias P., Nowakowski J., Ledwoń M. , Betleja J., Wilharm G.
Low prevalence of Acinetobacter baumannii in gulls and songbirds.
Bogdziewicz M., Żywiec M., Espelta JM., Fernández- Martinez M., Calama R., Ledwoń M. , McIntire E., Crone EE.
Environmental veto synchronizes mast seeding in four contrasting tree species.
Ledwoń M. , Neubauer G., Żmuda A., Flis A.
Interaction between parent body condition and sex affects offspring desertion in response to acute stress.
Minias P., Indykiewicz P., Nowakowski J.J., Ledwoń M. , Kowalski J., Betleja J., Dulisz B., Chyb A., Janiszewski T.
Melanin based plumage ornamentation signals condition and physiological stress in the Black headed Gull.
Pesendorfer MB., Bogdziewicz M., Walter DK., Ledwoń M. , Żywiec M.
Declining fruit production before death in a widely distributed tree species, Sorbus aucuparia L.
Piechnik Ł., Kurek P., Ledwoń M. , Holeksa J.
Both, natural and anthropogenic microhabitats and fine-scale habitat features of managed forest can affect the abundance of the Eurasian Wren.
Ledwoń M. , Neubauer G.
True deception during extra-pair courtship feeding: cheating Whiskered Tern Chlidonias hybrida females perform better.
Dayton J., Ledwoń M. , Paillisson J-M., Atamas N., Szczys P.
Genetic diversity and population structure of the Eurasian Whiskered Tern (Chlidonias hybrida hybrida), a species exhibiting range expansion.
Gwiazda R., Ledwoń M. , Neubauer G.
Sex-specific foraging behaviour of adult Whiskered Terns Chlidonias hybrida in response to body mass and offspring age.
Ledwoń M. , Neubauer G.
Offspring desertion and parental care in the Whiskered Tern Chlidonias hybrida.
Żywiec M., Ledwoń M. , Holeksa J., Seget P., Łopata B., Fedriani JM.
Rare events of massive plant reproductive investment lead to long-term density-dependent reproductive success.
Goławski A., Kasprzykowski Z., Ledwoń M. , Mróz E., Morelli F.
Brood sex ratio in expansive and non-expansive tern species in east-central Poland.
Gwiazda R., Ledwoń M.
Sex-specific food choices in Whiskered Terns Chlidonias hybrida during chick rearing.
Ledwoń M. , Betleja J., Neubauer G.
Different trapping schemes and variable disturbance intensity do not affect hatching success of Whiskered Terns Chlidonias hybrida.
Gwiazda R., Ledwoń M.
Sex specific foraging behaviour of the Whiskered Tern (Chlidonias hybrida) during the breeding season.
Ledwoń M. , Betleja J.
Postbreeding migration of Night Herons Nycticorax nycticorax tracked by GPS/GSM transmitters.
Ledwoń M. , Betleja J., Neubauer G.
An effective method for trapping both parents and chicks of Whiskered Terns (Chlidonias hybrida) and its impact on breeding success.
Ledwoń M. , Betleja J., Stawarczyk T., Neubauer G.
The Whiskered Tern Chlidonias hybrida expansion in Poland: the role of immigration.
Ledwoń M. , Neubauer G., Betleja J.
Adult and prebreeding apparent survival estimates of the Whiskered Tern Chlidonias hybrida breeding in southern Poland.
Smieja A., Ledwoń M.
Reintrodukcja kotewski orzecha wodnego Trapa natans w Kotlinie Oświęcimskiej.
Żywiec.M., Holeksa J., Ledwoń M. , Seget P.
Reproductive success of individuals with different fruit production patterns. What does it mean for the predator satiation hypothesis?
Betleja J., Ledwoń M. , Schneider G.
Drugie stwierdzenie lęgu czapli nadobnej Egretta garzetta w Polsce.
Żywiec M., Holeksa J., Ledwoń M.
Population and individual level of masting in a fleshy-fruited tree.
Ledwoń M.
Sexual size dimorphism, assortative mating and sex identification in the Whiskered Tern Chlidonias hybrida.
Ledwoń M. , Król J., Mędrzak R., Mołdysz D., Barcik L., Dyduch M., Gacek S., Jagiełko J., Jędrzejko A., Kruszyk R., Linert H., Procner B., Śniegoń M., Wojtoń T., Wiśniewski M., Wróbel J., Zontek I., Zontek Cz.
Liczebność i rozmieszczenie pluszcza Cinclus cinclus oraz pliszki górskiej Motacilla cinerea w zachodniej części Beskidów Zachodnich i Pogórza Zachodniobeskidzkiego.
Żywiec M., Ledwoń M.
Spatial and temporal patterns of Rowan (Sorbus aucuparia L.) regeneration in Western Carpathian subalpine spruce forest.