Caragh Threlfall

Bats

The greatest diversity of small insect-eating microbats in the Sydney region is not in the national parks that ring the city but in the western suburbs, according to a new study.

Batgirl inside

UNSW PhD student, Caragh Threlfall, haunts Sydney by night in search of tiny insect-eating bats to learn more about one of Earth's least-studied mammals.