Tiny frogs smaller in size than bumblebees have evolved with fewer fingers and toes to reduce their size to adapt to life on isolated mountaintops
Links:
[1] http://admin.indiaenvironmentportal.org.in/news/seven-new-species-miniature-frogs-discovered-cloud-forests-brazil
[2] http://admin.indiaenvironmentportal.org.in/category/newspaper/guardian-uk
[3] http://admin.indiaenvironmentportal.org.in/category/thesaurus/biodiversity
[4] http://admin.indiaenvironmentportal.org.in/category/thesaurus/frogs
[5] http://admin.indiaenvironmentportal.org.in/category/thesaurus/brazil
[6] http://admin.indiaenvironmentportal.org.in/category/thesaurus/amphibians