Like many lizards, iguanas can "drop" or autotomize their tails. The detached piece of tail thrashes and wriggles to distract the predator while the iguana runs to safety.
Jelena Jankovic produced a superb display to thrash Venus Williams for the loss of just one game in the quarter-finals of the Italian Open... "I had so many tough matches against Venus," said Jankovic. "It's great to win."