endangered animals

1. why is it endangered?

1.1. Climate change likely culprit as arctic fox faces extinction. The arctic fox now appears to be extinct in Finland

2. what other animals are endangered?

2.1. Sea Otters in Alaska are both listed as “threatened” under the Endangered Species Act,California tiger salamanders in the Central Valley are threatened,

3. characteristic

3.1. white in winter , brown in summer , it also camouflage.