It’s tricky to measure a snake, especially in the wild, says Beki Hooper. Given that they are, basically, one long line, this might be a bit of a surprise, but snakes rarely cooperate with a ruler – ...

Crayfish and amphibians are vanishing as a stealth invader spreads statewide, raising alarms about cascading losses across ...

Big, expert at swimming and able to deliver a deadly squeeze. When you think of an anaconda, you know what to expect. Or do ...