American Bullfrog Lithobates catesbeianus. Around twice the length of our native Common Frog, American Bullfrogs are most often identified by their loud, deep calls. Deemed a risk to British wildlife due to their tendency to prey on everything from small mammals and ducklings to other amphibians, Bullfrogs may also spread Batrachochytrium dendrobatidis – a form of ChytridContinue reading “Top 10 Facts: Surprising UK Non-Natives”