Answer:
They don't forget.
A close relative of ketchup that people often spread on their dog.
I am the only animal to have the same Latin and common name.
I have a very long neck and eat leaves from tall trees. What am I?
I am a bird but I cannot fly. I'm the fastest runner of all birds. What am I?
The 8 of us go forth and not back to protect our king from a foe's attack. What am I?