A deadly H5 bird flu outbreak on remote sub-Antarctic islands has killed an estimated 13,000 seal pups, a study finds. Drone surveys revealed a 76% mortality rate among southern elephant seal pups on Heard and McDonald Islands. The virus likely arrived from another group of sub-Antarctic islands an»»»

Researchers will use drones this year as they kick off their work on the world's longest-running grey seal population study. Since 1952, wildlife experts have observed the number of pups born on the rocky archipelago off the Northumberland coast. The way the survey is carried out has changed to hel»»»