Effect of pollution and seasonality on species richness and abundance of butterflies (mean ± standard errors) of the MMZ. Different letters represent significant differences between categories (p < 0.05).

 
 
  Part of: Meléndez-Jaramillo E, Cantú-Ayala CM, Treviño-Garza EJ, Sánchez-Reyes UJ, Herrera-Fernández B (2021) Composition and diversity of butterflies (Lepidoptera, Papilionoidea) along an atmospheric pollution gradient in the Monterrey Metropolitan Area, Mexico. ZooKeys 1037: 73-103. https://doi.org/10.3897/zookeys.1037.66001