Nestbox Entrance Preferences and Defense Behaviors of Two Sympatric Bird Species

A study of Daurian redstarts and Eurasian tree sparrows investigated nest-site selection and competition using nestboxes with four different entrance dimensions (3 cm, 5 cm, 7 cm, and 10 cm × 16 cm). The dataset includes results on species-specific entrance preferences and defense behaviors, authored by Jiangping Yu and last updated in May 2026. It provides empirical evidence on how sympatric secondary cavity-nesting birds cope with interspecific competition.

Use Cases

• Modeling nest-site selection preferences based on cavity entrance dimensions mentioned in the description
• Analyzing interspecific competition and defense behaviors between Daurian redstarts and Eurasian tree sparrows
• Informing the design and placement of artificial nestboxes for conservation management based on species-specific preferences

Strengths

• Experimental design includes four distinct nestbox entrance dimensions (3 cm, 5 cm, 7 cm, and 10 cm × 16 cm) for comparison
• Focuses on two specific bird species (Daurian redstart and Eurasian tree sparrow) with high overlap in breeding time and space
• Dataset is openly available under a CC-BY-4.0 license

Limitations

• Row count is unknown, which may limit suitability assessment
• Column-level documentation is absent; field semantics must be inferred after download
• The geographic scope of the study area is not specified in the provided metadata

Provenance

Source

figshare

Collection Method

Data collected by installing nestboxes with different entrance dimensions in a study area and observing species selection and behaviors.

Freshness

Last updated 2026-05-05 06:19:27; freshness should be verified