The following paper has been retracted by Natural Resources Conservation and Research due to misconducts of some editors, according to the investigation conducted by the editorial office.

Title: Bird species at risk in the cloud forest of five IBASIBAs of the Sierra Madre Oriental, Mexico

Authors: Pablo Caballero-Cruz, Guillermo Vargas-Noguez, and Raúl Ortiz-Pulido

doi: 10.24294/nrcr.v3i1.1544

The journal takes all possible misconducts seriously and will try to prevent something similar from happening.