Meghalaya has yielded India’s first bamboo-dwelling bat with sticky disks, taking the species count of the flying mammal in the country to 130.
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The disc-footed bat (Eudiscopus denticulus) was recorded in the north-eastern State’s Lailad area near the Nongkhyllem Wildlife Sanctuary, about 1,000 km west of its nearest known habitat in Myanmar.
There are a couple of other bamboo-dwelling bats in India. But the extent of adaptation for bamboo habitat in this species is not seen in the others.
The flattened skull and sticky pads enabled the bats to roost inside cramped spaces, clinging to smooth surfaces such as bamboo internodes. The disc-footed bat was also found to be genetically very different from all other known bats bearing disc-like pads.
Scientists analysed the very high frequency echolocation calls of the disc-footed bat, which was suitable for orientation in a cluttered environment such as inside bamboo groves.
The disc-footed bat has raised Meghalaya’s bat count to 66, the most for any State in India. It has also helped add a genus and species to the bat fauna of India.
