What is more important: nest-site concealment or aggressive behaviour? A case study ot the red-backed shrike, Lanius collurio

Title:

What is more important: nest-site concealment or aggressive behaviour? A case study ot the red-backed shrike, Lanius collurio

Creator:

Goławski, Artur and Mitrus, Cezary

Identifier:

https://cdk.lib.cas.cz/client/handle/uuid:8d93a73f-dbd7-9c76-e1da-5767895d45c0
uuid:8d93a73f-dbd7-9c76-e1da-5767895d45c0

Subject:

breeding success, defence, predation, and red-backed shrike

Type:

article and TEXT

Description:

The aim of this study was to check what decide about breeding success in red- backed shrike Lanius collurio: nest-site concealment or parent’s aggressive behaviour. The study was carried out in eastern Poland in 1999–2003, on study plot consisted of 855 ha of extensively agricultural landscape. The effect of nest site concealment and defence of brood by parents on breeding success was determined. In observations only natural nests were used. During the two of 10 days periods after commence of egg laying, no effect of index nest concealment and index of parents aggressiveness was observed. However, in first seven days of life of nestlings, was noticed that breeding success was depended on aggressiveness of parents, in relation to index nest concealment. The results showed behavior (aggression) as an important factor in breeding success of the red-backed shrike.

Language:

English

Rights:

http://creativecommons.org/licenses/by-nc-sa/4.0/

Source:

Folia zoologica | 2008 Volume:57 | Number:4

Harvested from:

CDK

Metadata only:

false