This newly discovered mouse-butterfly interaction suggests that western monarch decline could disrupt ecosystems in unanticipated ways.
extinction
California mice eat monarch butterflies
Megaherbivore extinctions and wildfires
Loss of ancient grazers triggered a dramatic increase in fire activity across the world’s grasslands.
Rediscovery of the ‘extinct’ Pinatubo volcano mouse
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.
What drove Africa’s megaherbivores to extinction?
This video features new research that disputes the decades-long view that our human ancestors drove the demise of large mammals in Africa over the last several million years.
ENDANGERED SPECIES DAY
A celebration of biodiversity and the U scientists who help preserve it.