Metadata for Lujan, Nielsen, et al. 2023 Biotropica.

Data files:

nest_data_final.csv: CSV file containing data required to reproduce first analysis
	alive: whether a tree is alive (A) or dead (D)
	height_cm: height, in centimeters
	diameter_mm: diameter at 15 cm, in millimeters
	case_control: whether a tree contained a nest (1) or was an "available" tree for comparison (0)
	case: individual identifier for a nest tree and nearby "available" trees
	canopy_width: axis 1 of canopy measurements, in meters
	canopy_length: axis 2 of canopy measurements, in meters
	canopy_area: elliptical area of the canopy of a tree, in square meters
	bird_species: gray-headed sparrow (GHS), gray-capped social weaver (GCSW), superb starling (STAR), or unknown cup nester (UNK)
	ant_species: Tetraponera penzigi (TP), Crematogaster sjostedti (AB), Crematogaster mimosae (RRB), or Crematogaster nigriceps (BBR)

nest_data_tmp: CSV file containing data required to reproduce second analysis
	height_m: height, in centimeters
	case_control: whether a tree contained a nest (1) or was an "available" tree for comparison (0)
	ant_species: Tetraponera penzigi (TP), Crematogaster sjostedti (AB), Crematogaster mimosae (RRB), or Crematogaster nigriceps (BBR)

Code files:

bird_nest_analyses_final: R script containing all code required to reproduce the results in the paper