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The wetlands of Mexico City have undergone a significant ecological shift: flocks of pelicans that once used the area as a winter refuge to escape the freezing temperatures of Canada have decided to settle permanently in Xochimilco. According to reports released on May 31, 2026, various environmental factors have encouraged these birds to abandon their seasonal migratory patterns, turning the capital's canals into their year-round home.
The integration of these birds into the local ecosystem has been hailed as a boon for the biological health of the wetlands. Pamela de la Cruz, Director General of the Environment for Xochimilco, explained that the pelicans are playing an active role in regulating aquatic life by feeding on introduced species, specifically carp and tilapia. This behavior, according to the official, creates a "control cycle" that helps mitigate the impact of these invasive species on the lake habitat.
For local authorities, the constant presence of these birds underscores the importance of preserving these bodies of water against urban pressure. "For them, these spaces are practically a paradise, which is why it is so important that we don't lose them," De la Cruz stated, emphasizing the need to maintain the integrity of the wetlands given their growing importance as biodiversity refuges.
The adaptation of the pelicans to the Xochimilco environment comes amid intense activity in the area, including infrastructure work at the docks just days before the start of the World Cup. As the city prepares for large-scale events, the establishment of this migratory bird population as permanent residents offers a case study in the resilience and adaptability of wildlife in environments heavily impacted by human activity.