"Holes such as this are of particular interest because their interior caves are relatively protected from the harsh surface of Mars, making them relatively good candidates to contain Martian life"
Isn't that grasping at straws a little? I'm not a biologist, but it seems highly unlikely to me that life would develop in a hole 35 meters across.
Isn't that grasping at straws a little? I'm not a biologist, but it seems highly unlikely to me that life would develop in a hole 35 meters across.