Wildlife secrets revealed with advanced tracking devices
Monday, February 29, 2016 - 02:10
in Biology & Nature
Solar-powered trackers on wings have recorded California condors soaring to 15,000 feet, while locators attached to humpback whales have revealed 1,000-foot dives to underwater mountains. And GPS collars on Yellowstone grizzly bears are giving new insights into one of the most studied large carnivore populations in the world.