![A Balkan whip snake](http://upload.wikimedia.org/wikipedia/commons/thumb/d/d0/Benny_Trapp_Hierophis_gemonensis.jpg/100px-Benny_Trapp_Hierophis_gemonensis.jpg)
- ... that the Balkan whip snake hibernates in winter, with several snakes sometimes sharing a single site?
- ... that the Late Cretaceous madtsoiid snake Sanajeh preyed on hatchling sauropod dinosaurs at nesting sites in India?
- ...that although the green anaconda is the modern world's largest snake at up to 9 m (30 ft) long and 227 kg (500 lb), the extinct Titanoboa could be up to 12.8 m (42 ft) long and 1,135 kg (2,500 lb; 1.1 long tons)?
- ... that the snake Philodryas baroni emits a foul-smelling substance from the cloaca when frightened?
- ... that the recently discovered smallest snake in the world, Leptotyphlops carlae (pictured), is thought to be near the evolutionary limit of how small any snake could be?