Older skua chick alongside younger recently hatched sibling in nest

Sibling aggression is more likely if a competitive disparity, such as difference in size, exists between chicks.

Bibliographic Details
Main Author: Young, Euan
Format: Still Image
Language:unknown
Published: School of Biological Sciences, University of Auckland 1993
Subjects:
Bird
Land & seabirds
Aves
Charadriiformes
Stercorariidae - Skuas
Chatharacta maccormicki - South Polar Skua
Cape Crozier
Crozier
Ross Island
Antarc*
Antarctica
Online Access:http://dtlappprd01.its.auckland.ac.nz:1801/webclient/DeliveryManager?pid=38787&custom_att_2=simple_viewer
http://digitool.auckland.ac.nz:1801/webclient/DeliveryManager?pid=38744
Description
Summary:Sibling aggression is more likely if a competitive disparity, such as difference in size, exists between chicks.

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