The Panama Canal Has an Unusual Ecosystem, Flowing From Fresh Water to Salt Water and Serving as a Home to Crocodiles, Manatees and Sea Squirts. New Intruders Pose a Growing Threat to the Waterway
The species that occupy this artificial channel are transforming, thanks to a shifting environment and invading marine creatures. The Smithsonian Tropical Research Institute is tracking what happens next
We haven't written up this one. Smithsonian has the full story — the link below goes straight to it.
