Numerical responses by crossbills Loxia spp. to annual fluctuations in cone crops

Ornis Fennica

Volumn 76, Issue 3, 1999, Pages 141-144

  Summer, R W ^a  

^a RSPB CENTRE FOR CONSERVATION SCIENCE   (United Kingdom)

Author keywords

[No Author keywords available]

Indexed keywords

ABUNDANCE;

EID: 0033278512     PISSN: 00305685     EISSN: None     Source Type: Journal    
DOI: None     Document Type: Article

References (7)

1. Food profitability and the foraging ecology of crossbills
2. The occurrence of Common Crossbills Loxia curvirostra north of Solothurn (Switzerland) 1980-1993
3. Correlations between beak and food in the Crossbill, Loxia Curvirostra Linnaeus
4. Numbers, breeding performance, and diet of the Sparrowhawk Accipiter nisus and Merlin Falco columbarius in relation to cone crops and seed-eating finches
5. The irregular migrations of the Crossbill, Loxia c. curvirostra, and their relation to the cone-crop of the conifers