![](/media/18465/01-bug-bites.jpg?anchor=center&mode=crop&width=768&height=432&rnd=132786896931400000)
Bugs: Bite-sized
What exactly is a bug? Where can we find them? Why are they so important? Join entomologist, Dr. Ken Walker as he answers these questions plus more.
![](/media/18465/01-bug-bites.jpg?anchor=center&mode=crop&width=768&height=432&rnd=132786896931400000)
![](/media/18465/01-bug-bites.jpg?anchor=center&mode=crop&width=768&height=432&rnd=132786896931400000)
What is a bug?
![](/media/18466/02-bug-bites.png?anchor=center&mode=crop&width=768&height=432&rnd=132786896934370000)
How long have bugs been here?
![](/media/18467/03-bug-bites.png?anchor=center&mode=crop&width=768&height=432&rnd=132786896937300000)
Why are bugs important?
![](/media/18468/04-bug-bites.png?anchor=center&mode=crop&width=768&height=432&rnd=132786896940270000)
How do butterflies flap their wings so fast?
![](/media/18469/05-bug-bites.png?anchor=center&mode=crop&width=768&height=432&rnd=132786896943270000)
Why do moths fly towards lights?