Blue whales returning to Spain's Atlantic coast after 40-year absence

Some experts fear climate crisis is leading creatures back to area where they were hunted almost to extinctionBlue whales, the world's largest mammals, are returning to Spain's Atlantic coast after an absence of more than 40 years.The first one was spotted off the coast of Galicia in north-west Spain in 2017 by Bruno Díaz, a marine biologist who is head of the Bottlenose Dolphin Research Institute in O Grove, Galicia. Continue reading...