Skua chick in nest beside hatching egg

It is typical of all skua species to lay two eggs, with an interval of two to three days between them. Because skuas start to incubate immediately hatching is also asynchronous.

Bibliographic Details
Main Author:	Young, Euan
Format:	Still Image
Language:	unknown
Published:	School of Biological Sciences, University of Auckland 1992
Subjects:	Birds Land & seabirds Aves Charadriiformes Stercorariidae - Skuas Catharacta lonnbergi - Brown Skua New Zealand Brown Skua
Online Access:	http://dtlappprd01.its.auckland.ac.nz:1801/webclient/DeliveryManager?pid=39185&custom_att_2=simple_viewer http://digitool.auckland.ac.nz:1801/webclient/DeliveryManager?pid=39160

Description
Summary:	It is typical of all skua species to lay two eggs, with an interval of two to three days between them. Because skuas start to incubate immediately hatching is also asynchronous.