A highlight from These Endangered Birds Are Forgetting Their Songs
This is scientific. American sixty seconds science. I'm christopher dodd. Gotta some birds are relatively easy to study. Ross crates studies the ones. That aren't he's part of the difficult bird. Research group at the australian national university study fish there quite challenging for various reasons because everybody rare and highly mobile are one of those difficult. Birds is the critically endangered regent. Hunter there are medium sized songbirds with bright yellow tails and black and white chests and though they once roamed australian flocks of hundreds fewer than three hundred remain in the wild today creates in. His team tracked the birds over a five year period. If they encountered a male they'd record his soft and they noted whether the males were paired up with females. They found that a quarter of birds sang. Variations of the traditional honey. Eater song and twelve percent of the birds weren't singing maneater songs at all. They were parodying different species songs. Like this or this one. That could mean bad news for the birds future. Because males singing those traditional songs were also less likely to be paired up with the made compared to their counterparts who saying the standard tune. I was females breed less than there's obviously few of my generation to teach the next generation hart proportion of milestone bit songs and he get a bit of positive feedback through extinction work appears in the proceedings of the royal society. B crate says the honey eaters loss of songs equates to a loss of course it's a complete sort of Yeah adam acquitted for the loss of indigenous languages whether that be Native american languages wall or aboriginal straight in languages head. He says he hopes it serves as a warning at all is not well in australia's natural world and that we must do more to tackle climate change and conservation if we hope to save thanks for listening for scientific american sixty seconds. Science i'm christopher.