In Ecuador's Amazon, a decline in butterfly numbers in the Cuyabeno Wildlife Reserve suggests the need for greater conservation efforts.

In Ecuador's Amazon, biologists monitor butterflies, crucial pollinators threatened by climate change, to gauge the impact on the ecosystem. Butterflies are "bioindicators," living organisms whose well-being provides a measure of the health of their surrounding environment. A decline in butterfly numbers in the Cuyabeno Wildlife Reserve suggests the need for greater conservation efforts.