World’s loudest bird, a six-fingered lemur, a microbrewery in your gut, earthworms and the climate underground, a patient researcher and a question of indigestion

Published: Oct. 25, 2019, 4:10 a.m.

Females flinch from the mating call of the world’s loudest bird; A lemur from Madagascar has been hiding a sixth finger on its hand; Beer belly — a rare yeast infection makes the gut into a microbrewery; Climate science goes underground to understand the implications for earthworms; The patient researcher: a scientist’s cancer diagnosis changes her life’s work; What is indigestion and why is it so painful?