Object structure
Title:

Egg size variation in the collared flycatcher Ficedula albicollis in the Białowieża Forest (NE Poland)

Subtitle:

Acta Ornithologica, vol. 36, no. 1 ; Zmienność wielkości jaj muchołówki białoszyjej w Puszczy Białowieskiej ; Egg size in the collared flycatcher

Creator:

Mitrus, Cezary ; Rogala, Beata

Contributor:

Polska Akademia Nauk. Muzeum i Instytut Zoologii

Publisher:

Muzeum i Instytut Zoologii PAN

Place of publishing:

Warszawa

Date issued/created:

2001

Description:

Bibliogr. p. 11-12 ; P. [7]-12 : ill. ; 27 cm ; Abstract in Polish

Type of object:

Journal/Article

Subject and Keywords:

Collared Flycatcher ; eggs ; measurement ; egg size ; Poland ; Białowieża Forest ; clutch size ; laying order ; laying date ; Old World flycatcher ; birds ; Ficedula albicollis ; Muscicapidae ; Aves ; 1997-99

Abstract:

445 eggs of the Collared Flycatcher from 82 clutches were measured during three breeding seasons (1997-1999). The mean length was 17.82 ą 0.80 mm, breadth - 3.45 ą 0.37 mm and volume - 1.65 ą 0.14 cm3. Egg dimensions were positively correlated. No significant differences in egg sizes during the three seasons were found. This suggests that the environmental conditions in the Białowieża Forest during the study period did not change or had no influence on egg size. Laying sequence had no influence on egg dimensions; only egg length depended on clutch size. Some characteristics of the females did affect the size of eggs: heavier birds and those with longer tarsi laid larger eggs. Older females did not lay significantly larger eggs than younger females. In conclusion, egg size in the Collared Flycatcher from the Białowieża Forest appears to be influenced more by the characteristics of the female than by environmental conditions.

Relation:

Acta Ornithologica

Volume:

36

Issue:

1

Start page:

7

End page:

12

Resource type:

Text

Detailed Resource Type:

Article

Format:

application/pdf

Source:

MiIZ PAN, call no. P.257, Vol. 36, No 1 ; MiIZ PAN, call no. P.4568, Vol. 36, No 1 ; click here to follow the link

Language:

eng ; pol

Rights:

Rights Reserved - Restricted Access

Terms of use:

Copyright-protected material. Access only on terminals at the Museum and Institute of Zoology of the Polish Academy of Sciences, may be used within the limits of statutory user freedoms.

Digitizing institution:

Museum and Institute of Zoology of the Polish Academy of Sciences

Original in:

Library of the Museum and Institute of Zoology of the Polish Academy of Sciences

Projects co-financed by:

Programme Innovative Economy, 2010-2014, Priority Axis 2. R&D infrastructure ; European Union. European Regional Development Fund

Access:

Closed

This publication is protected by copyright. Access to its digital version is possible on computer terminals in the institution that shares it.
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