Impacts Frogs in Puerto Rico croak at a higher pitch due to global heating The frogs appear to be decreasing in size at warmer temperatures, which causes their croaks to become high pitched. If the trends continue, the heat could become too much for the sensitive amphibians to survive successfully, researchers have said.
Impacts National parks are being overrun by invasive species Causing more habitat damage than natural disasters, these creatures put native wildlife at risk. Here’s how you can help stop them.
