When it comes to protecting endangered species, humans can do more harm than good. However, sometimes our efforts are exactly what Mother Nature ordered.
In 2012 conservationists waged an aggressive campaign to poison the invasive rats living on Pinzón Island, part of the world famous Galapagos archipelago. The rats — introduced through human activity — are the top enemy for saddleback giant tortoises, one of the world’s most ancient and threatened species.
Fortunately, it seems the ca