Answer:
I have a shell and live in the sea. I move slowly and can hide in my shell. What am I?
A white horned symbol of purity and grace.
I'm not a pet with long floppy ears I just share their name when a ship disappears. What am I?
I have a very long neck and eat leaves from tall trees. What am I?
You're gonna need a bigger boat to go after one of these toothy hunters.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?