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Table 2 Summary of main breeding parameters recorded in the studied population of Maghreb Magpie (current study) in comparison with those known in Eurasian Magpie populations

From: Breeding biology of a relictual Maghreb Magpie (Pica mauritanica) population in Tunisia

Region Egg dimensions (mm) Mean (SD) clutch size Hatching success (hatchlings per eggs laid) Fledging success (fledglings per clutch) Laying date Source
Length Breadth
Tunisia 32.26 (2.05) 23.01 (3.96) 5.00 (1.09) 0.56 1.69 (1.72) Early March Present study
Spain 33.10 23.30 6.35 1.45 Early April Arias de Reyna et al. (1984)
Spain 6.80 (1.14) 0.57 1.84 (2.28) Mid April Ponz and Gil-Delgado (2004)
Bulgaria 6.38 (1.15) 0.47 1.57 (2.34) Early April Antonov and Atanasova (2003)
France 5.70 Balanca (1984)
Belgium 34.60 23.70 Verheyen (1967)
Germany 33.30 23.61 6.70 Hund and Prinzinger (1981)
Germany 1.20 Sachteleben et al. (1992)
Poland 33.33 (2.43) 22.90 (0.68) 6.00 (1.09) 1.13 Mid April Jerzak (1995)
Netherlands 33.97 (0.16) 23.94 (0.07) 6.23 (0.89) 0.54 1.67 (1.46) Mid April Walters (1988)
Britain 6.15 (1.09) 0.46 1.72 (2.13) Mid April Eden (1985)
Britain 0.69–0.94 Mid March Vines (1981)
Britain 5.60 (1.44) 0.46 1.67 Mid April Tatner (1982)
Slovenia 33.60 (2.75) 23.20 (0.69) 6.00 (0.93) Mid April Vogrin (1998)
Croatia 33.43 (1.38) 23.35 (0.52) 5.91 (1.08) Dolenec (2000)
Uzbekstan 35.50 24.10 6.20 Abdreimov (1981)
Kazakhstan 34.50 25.10 6.00 Smetana (1978)
Japan 6.19 (1.30) 0.62 0.73 Mid March Eguchi (1995)
  1. SD standard deviation