MEXICO CITY (AP) — Monarch butterflies have begun entering Mexico on their annual migration from the United States and Canada.READ MORE: Arlington ISD Soccer Coach Joey Rodriguez Passes Away From COVID-19 Complications
Mexico’s Environment Department said Friday that the orange-and-black butterflies were spotted by park rangers entering Coahuila state, on the border with Texas.
The butterflies head for the fir and pine forest of central Mexico, where they spend the winter. No butterfly lives to make the full round trip, and it is unclear how they find the route each year.READ MORE: Laredo Sector Border Patrol Rescues Two Children Part Of Group Entering US Illegally In Rio Grande River
Last year, butterflies that reached the wintering grounds covered 2.79 acres (1.13 hectares). That was a 69 percent rebound from the previous February’s 1.65 acres (0.67 hectare), which was the lowest since record-keeping began in 1993.
The migratory route can be 3,400 miles (5,470 kilometers) long.MORE NEWS: Current, Former Southwest Airlines Workers Protest COVID-19 Vaccination Mandates At HQ
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