Stresemann’s Bristlefront Merulaxis stresemanni: a long-tailed bird with distinctive forehead bristles, a rufous rump, a musical whistle song, seen perhaps eating frogs and insects, and with a tennis-ball-sized tunnel for its nest. Spotted a handful of times since its rediscovery in Brazil’s Atlantic forest in 1995, that’s about all we know of this unique bird. […]