by Marlowe HOOD Agence France-Presse Paris, France (AFP) — Conservationists were celebrating Wednesday the first sightings in 24 years of the dusky tetraka, a yellow-throated songbird native to Madagascar for which ornithologists had feared the worst. A expedition to remote regions of the island nation confirmed two recent sightings of the bird. Scientists also learned something about the petite bird’s behaviour that could help explain how it escaped notice for so long, even if it […]