avian flu

    Brown skuas and south polar skuas, two gull-like species that nest in Antarctica, are sometimes called the “pirates of the Southern seas.” These migratory seabirds are fierce, competitive predators that hunt or scavenge anything, from eggs and adult birds to seafood, mammals or garbage. “They’re really tough animals — and they’re dying,” says Antonio Quesada, director of the Spanish Polar Committee. He gravely recounts why this season’s field […]