Bats at the Monfort sanctuary
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Bats forced out as Philippines' sanctuary overflows

23 February 2012 Last updated at 17:20 GMT

The population of fruit bats living in a sanctuary on the Philippines' Samal island has grown to such an extent that many of them are now looking for new places to roost.

To relieve overcrowding, the owner plans to build an artificial bat cave on the property.

Tom Donkin reports.