From: Habitat use by giant pandas *Ailuropoda melanoleuca* in the Wanglang Nature Reserve, Sichuan, China

Scale | Variable | Description |
---|---|---|

Microhabitat scale | Slope aspect (deg) | Nine categories: no aspect (slope of <5°), north, northeast, east, southeast, south, southwest, west, and northwest |

Slope (deg) | Five categories: <10°, 10° to 20°, 20° to 30°, 30° to 40°, and ≥40° | |

Canopy (%) | Canopy of overstory in sampling plot, four categories: <25%, 25% to 50%, 50% to 75%, and ≥75% | |

Shrub coverage (%) | Coverage of shrubs in the sampling plot, four categories: <25%, 25% to 50%, 50% to 75%, and ≥75% | |

Bamboo coverage (%) | Coverage of bamboo in the sampling plot, four categories: <25%, 25% to 50%, 50% to 75%, and ≥75% | |

Tree size (cm) |
Average breast diameter (DBH) of trees in each 100-m^{2} square plot nearest to the center of a 400-m^{2} plot
| |

Tree dispersion (m) |
Average distance of the nearest tree to the center in each 100-m^{2} square plot
| |

Tree density |
Average number of trees in two 20-m^{2} rectangular transects in a 400-m^{2} plot
| |

Shrub size (cm) |
Average DBH of shrubs in each 100-m^{2} square plot nearest to the center of a 400-m^{2} plot
| |

Shrub dispersion (m) |
Average distance of the nearest shrub to the center in each 100-m^{2} square plot
| |

Shrub density |
Average number of shrubs in two 20-m^{2} rectangular transects in a 400-m^{2} plot
| |

Fallen-log density |
Total number of fallen logs (>10 cm in diameter) in a 400-m^{2} plot
| |

Tree stump density |
Total number of tree stumps (> 10 cm in diameter) in a 400-m^{2} plot
| |

Foraging site scale | Bamboo density | Number of culms in a 1 × 1-m bamboo site |

Old-bamboo size (mm) | Average basal diameter of culms in a 1 × 1-m bamboo site (five old bamboo culms were measured randomly at each site) | |

Old-bamboo height (m) | Average height of culms in a 1 × 1-m bamboo site (five old bamboo culms were measured randomly at each site) | |

Young-bamboo density | Number of young bamboo culms in a 1 × 1-m bamboo site | |

Young-bamboo proportion (%) | Proportion of young bamboo culms in a 1 × 1-m bamboo site |