Answer:
I'm a bacteria that causes typhoid What's my name ?
Bright as diamonds, Loud as thunder, Never still, A thing of wonder.
I have rivers without water. Forests without trees. Mountains without rocks. Towns without houses.
When Iβm metal or wood, I help you get home. When Iβm flesh and Iβm blood, In the darkness I roam.
I am the yellow hem of the sea's blue skirt.
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?