Optimist Daily: A whale species in Canada made an impressive comeback

In a world where news about endangered species is often bleak, a sprawling underwater canyon off the coast of Nova Scotia is offering something rare: hope. There, in the dark, nutrient-rich waters of the Gully, a vast submarine canyon roughly the size of the Grand Canyon, Canada’s northern bottlenose whales are making a remarkable recovery. Once hunted to near collapse, these deep-diving whales are now rebounding after decades of protection, a new study published in the Journal of Applied Ecology found. Read ON.