Shortly after scientists discovered the species in 1950 ... Unable to protect vaquitas in the wild, the government made an unprecedented attempt to protect them in captivity.

Three Florida Tech students are making a mechanical 'spy' manatee to covertly learn sea cows' deepest secrets.

Here's what we know. There's a cost to non-native species running wild. According to the U.S. Department of Agriculture, invasive species including animals, plants and insects could have cost the ...