sentence: Some dragonflies are capable of rapid shifts in direction.
sentences_before: The group had a long tail, usually stiffened by rod-like bony tendons to keep it straight. This shows that their flight was extremely stable, which means it kept on course, rather than darted about. This feature is also found in 'Archaeopteryx' and in early bats, and in insects like dragonflies.
concept_name: dragonfly
headings: Pterosaur Rhamphorhynchoids