Add Yahoo as a preferred source to see more of our stories on Google. African rock pythons are powerful constrictors capable of swallowing prey much wider than their heads. Horned antelope like duikers can pose unexpected challenges during the swallowing ...

Docile, furry and cute to some, possums have become an unexpected ally in the effort to slow the invasion of Burmese pythons, a snake that has decimated ecosystems in Florida.