As we scaled coral cliffs and peered down into a dark crevice, I queried our agile guide in flip-flops about what we would do in case of a poisonous snakebite. He was too busy scouring the rocks to answer back.
Invasive species have increased in the Everglades at an alarming rate. Pythons tend to get more headlines, but little guys like the island apple snail and Asiatic clam can cause just as much damage to the ecosystem.
There have been well-known cases of exotic species that should never have been introduced in the U.S. Whether they are the zebra mussels, the snakehead fish, or the Gambian rats that caused the 2003 monkeypox outbreak.