Oil palm plantations in Malaysian Borneo host a lower number of frog species than forests in same area.
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/oil-palm-plantations%E2%80%99-dearth-biodiversity-rubs-nearby-forests-study-shows
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/mongabay
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biodiversity
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/forests
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/frogs
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/malaysia
[7] http://admin.indiaenvironmentportal.org.in/category/thesaurus/oil-palm
[8] http://admin.indiaenvironmentportal.org.in/category/thesaurus/asia
[9] http://admin.indiaenvironmentportal.org.in/category/thesaurus/ecosystems