Puzzle 1

A mutually beneficial relationship between species.

Alcoholic drink taken when the light fades.

Book that shares someone's life story.

Branch of geology focused on rocks.

Creature whose shadow decides the length of winter.

From or near to South America's great river.

It's comprised of swimming, cycling and running.

Ron Howard drama about firefighting brothers.

The central figure of the Montgomery bus boycott.

The outer universe.

To speak or say out loud.

US singer best known for Moonlighting theme.