Urban migration is also prompting some local governments to provide better services to newcomers, as well as extending city services into satellite towns.
Conocimientos del pueblo Mayangna sobre la convivencia del hombre y la naturaleza: peces y tortugas, demonstrates the depth and breadth of local knowledge of the natural milieu, including behaviour, habitat, reproduction and migration patterns, and the introduction of new and invasive species.
The Mexican Institute of Migration said migration agents had boarded the train and made 92 arrests, but that after speaking to local and federal officials it had found no evidence of a kidnapping.