1. Eggs of little bitterns show high variation and their size increases with latitude. Issue 1 (1st January 2021) Authors: Stępniewski, J.; Halupka, L.; Czyż, B. Journal: European zoological journal Issue: Volume 88:Issue 1(2021) Page Start: 891 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗
2. No sex-biased mortality under brood reduction during the early nestling period in the Rook Corvus frugilegus. Issue 3 (2nd July 2016) Authors: Orłowski, G.; Kasprzykowski, Z.; Czyż, B.; Zawada, Z. Journal: Ethology, ecology & evolution Issue: Volume 28:Issue 3(2016) Page Start: 261 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗