Complete the indicated task to unlock the achievement.

Achievement	How to unlock
An Acorn Ballet	Encounter a squirrel.
Black and White Death Machine	Encounter a badger.
Elastic Temper	Experience a wind storm.
Feathered Twilight Angel	Encounter an owl.
Past Reflections	Reflect on all facets of past studies.
Presence of the Sublime	See every constellation.
Sounds of Static	Hear every radio station.
Turtle Taxi	Encounter a tortoise.
Wildest Form	Experience a thunder storm.