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Thesis

The ecology and behaviour of closely related species in Gibraltar (with special reference to swifts and warblers)

Abstract:

Bird communities at Gibraltar are examined and the ecology and behaviour of two species pairs which dominate numerically, the Blackcap Sylvia atricapilla and the Sardinian Warbler S.melanocephala in Matorral, and the Swift Apus apus and the Pallid Swift A.pallidus in the air, are compared.

The communities exhibit seasonal changes in species and biomass probably due to habitat seasonality and geographical location, The latter in part produces the large mig...

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Division:
MPLS
Department:
Zoology
Role:
Author

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Department:
Zoology
Role:
Supervisor
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Programme:
David Lack studentship
Funding agency for:
Perrins, C
Type of award:
DPhil
Level of award:
Doctoral
Awarding institution:
University of Oxford

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