- The bulging eyes of frogs can see in almost any direction.
- Some frogs have a 3rd eyelid (called a nictating membrane - like dogs) which may be drawn across the eye to protect it, but allowing some partial sight:
(Mattison)
- Frogs generally move near to a light source, but can't distinguish between light and a white solid (try this).
- This brings us to the question of why frogs just love reading Sherlock Holmes? Because they really enjoy a good croak and dagger.