Invasive species are a growing global threat
New book blames invasions on climate change and humankind
![Burmese python](https://i0.wp.com/www.sciencenews.org/wp-content/uploads/2017/11/101717_sp_python_feat.jpg?fit=860%2C460&ssl=1)
ALIEN INVASION Burmese pythons, just one of the invasive reptiles now found in southern Florida and discussed in a new book, are consuming large numbers of mammals in the Everglades and nearby ecosystems.
Jemeema Carrigan, Univ. of Florida, USGS