This newly discovered mouse-butterfly interaction suggests that western monarch decline could disrupt ecosystems in unanticipated ways.
Bears Ears is not just about boundaries, it’s about management.
In 1991, a volcano in the Philippines had the second-most powerful volcanic eruption of the 20th century. Its effects were devastating—but a mouse feared to have gone extinct survived.
Explore the Natural Museum of History’s exhibitions from the comfort of your own home.