ARC Bitesize Modules: Improver Level ARC’s Bitesize Herpetology Modules Our expert staff have created a series of free, introductory training modules for anyone with an interest in amphibians and reptiles. It’s a great way to increase your knowledge of herpetology, at a pace and time that suits you. Good luck and have fun! Improver level courses: Species Focus: the smooth snake Species Focus: the common toad Species Focus: the adder Species Focus: sand lizards on UK dunes and heaths Species Focus: the grass snake Species Focus: the common frog Species Focus: the great crested newt Alien amphibians and reptiles in the UK Species Focus: the pool frog Species Focus: the natterjack toad Amphibians and Reptiles in the Channel Islands Assessments: No. 1 Amphibian & Reptile Identification Check back here regularly for more modules and online assessments! Manage Cookie Preferences