Wolf tracked near Yosemite for 1st time in 100 years

Gray wolves were eradicated in California early in the last century because of their perceived threat to livestock. Their reappearance in the state has riled ranchers, who say wolves have preyed on their livestock on public or private land.

Global shark populations have declined more than 70% since 1970, researchers say

When marine biologist Stuart Sandin talks about sharks, it sounds like he’s describing Jedis of the ocean. “They are terrific predators, fast swimmers and they have amazing senses — they can detect any disturbance in the ocean from great distance,” such as smells or tiny changes in water currents.