Japan bear intrusions driven by fruit, not hunger, study finds

A recent study in western Japan found that Japanese black bear intrusions into human settlements are driven by easily accessible fruit on abandoned farmland, not necessarily by food scarcity in their natural habitats. Researchers from the Tokyo University of Agriculture and Technology and Shimane Prefecture's Mountainous Region Research Centre examined 651 bears in Shimane between 2003 and 2018, analyzing their body fat in relation to acorn availability. The study revealed that bears entered human areas even when acorns were scarce, suggesting they were attracted by leftover fruit trees. Professor Shinsuke Koike recommends removing attractants like fallen fruit and blocking entry routes to prevent bear intrusions. The research team noted that it is unclear whether the findings can be applied to other areas with different environments.

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