Crocodilians

The savannah monitor lizard (Varanus exanthematicus) doesn’t eat like a bird, but it does breathe like one, a new study has discovered. Air flows only one way through its lungs—other than the American alligator, it’s the only other known reptile found to have this trait. That’s surprising, because the unidirectional airflow of birds was thought to have...

By Ker Than Two record-setting heavyweight alligators were killed by hunters in Mississippi this weekend, just three days into the start of the official gator hunting season. One animal, a male, was 13-feet and 6.5-inches (4.13 meters) long and weighed 727 pounds (330 kilograms). “When we finally got an arrow in him, it took us...