Answer:
What time of day, when written in a capital letters, is the same forwards, backwards and upside down?
I occur twice in eternity. And I'm always within sight.
White and thin, red within, with a nail at the end. What is it?
What has thousands of ribs and two backbones?
Where jewelry pierces your head.
A leathery snake, with a stinging bite. I'll stay coiled up, unless I must fight.