To preface the above statement, there is a 3.2 mile long and often-visited beautiful cave not far from humanity in the Dry ...

Inside the gaping mouth of Mammoth Cave, hibernating bats sleep in permanent twilight ... They hear the note of concern in her voice, and the silence is immediate and thick.

Let’s step into the silence of the night and discover ... or cluttered cave. This form of navigation is so precise that bats can detect objects as thin as a human hair in total darkness.

Each year, researchers descend into the darkness of Alberta's largest bat cave to complete a census of the colonies sleeping inside its dark, twisting chambers. The count is increasingly critical ...