Add Yahoo as a preferred source to see more of our stories on Google. The number of Pacific gray whales decreased significantly during the most recent count to the lowest numbers since the 1970s, ...

The number of Pacific gray whales decreased significantly during the most recent count to the lowest numbers since the 1970s, while the number of whale calves also hit its lowest numbers on record.

Gray whales that migrate along the West Coast of North America continued to decline in number over the last 2 years, according to a new NOAA Fisheries assessment. The population is now down 38 percent ...

Thousands of gray whales now migrating north from Baja California are in such poor shape and so few calves were born this winter that researchers and others worry they may be witnessing another ...

The number of eastern north Pacific gray whales increased an estimated 33% compared to a year ago, offering continued evidence the gigantic mammals are recovering from what biologists termed a ...