| 
More than 350 of Pennsylvania's native species are currently at risk of being lost from the state. The loss of species is caused by pollution, non-native species, and habitat destruction; such as clearing land for agriculture, residential and industrial development.

Some
species
are more susceptible to becoming endangered than other
species
.
Pennsylvania Environment and Ecology Standard |
4.7 Threatened, Endangered, and Extinct Species |
Activities:
"Endangered Species of Pennsylvania" Lesson Plan
Developing Empathy for Endangered Species
Wild and Wonderful Lessons about Endangered Species
 |