What single biggest barrier limits the Burmese python from spreading rapidly across the entire continent?
Answer
Climatic constraints, especially winter temperatures
The survival of these large, non-native reptiles is heavily reliant on ambient temperatures, particularly during winter, as their inability to internally regulate body heat means freezing temperatures are a significant lethal barrier.

Related Questions
Which python species is infamous for establishing breeding populations outside of its native range in the US?Which US state is the primary focal point for the established non-native python issue?What major ecological consequence has been observed in areas like Everglades National Park due to python presence?What single biggest barrier limits the Burmese python from spreading rapidly across the entire continent?Which geographic areas, besides the Atlantic coastline, are mapped as potential habitat for Burmese pythons based on modeling?In states where pythons are established, what is the primary regulatory focus shifting towards?What capacity demonstrates the serious predatory risk posed by a fully grown Burmese python?Outside of the main established Florida breeding grounds, what often accounts for python presence in nearby states?Besides mild winter temperatures, what two components are necessary for pythons to thrive in a susceptible area?Why is specifying the exact python species causing the concern vital for management?Where within Florida is the established invasion hub of the Burmese python concentrated?