Japanese authorities have decided to cull non-native “invasive” squirrels which are harming ancient buildings and wooden shrines and causing damage to the local ecosystem in the city of Kamakura.

The Tokyo Zoological Park Society said on Dec. 11 that 31 Japanese squirrels, or “nihon-risu,” died within a week of being exposed to multiple pesticides at Inokashira Park Zoo in Musashino ...