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Sometimes conservation plans work so well that once-endangered species no longer need protection. That's the case in Central America, where the Morelet's crocodile ( Crocodylus moreletii ) has recovered enough that many of the protections put in place decades ago to help it are now on the verge of being lifted. Once heavily hunted for their skin, which was heavily valued as a source of high-quality leather, the Morelet's crocodile began its slow climb toward survival back in 1970, when Mexico (where most of the animals live) banned hunting of all crocodiles and caimans.

By Daniel Cressey of Nature magazine Ranching cod off the coast of Iceland is far more financially sensible than conventional fishing methods or keeping the fish in cages, according to a new analysis. Fish ranching -- where the animals are free to roam but trained to return to a certain point so they can be caught -- could one day become a significant part of global fisheries, fitting between traditional catching and aquaculture, says Bj

The saga of protecting gray wolves ( Canis lupus ) under the Endangered Species Act took another twist late Friday as conservation groups and the U.S. Department of the Interior (DoI) reached a compromise to remove protections for the animals in two states

With one misstep and the snap of a trap, Tinka was broken. The 50-year-old chimpanzee’s hands were mangled and left severely deformed and almost useless