Galapagos island receives 36 endangered giant tortoises bred in captivity, quarantined

The animals were quarantined and tested for disease and parasites before their release, to prevent any spread to the native fauna.

from http://www.firstpost.com/tech/science/galapagos-island-receives-36-endangered-giant-tortoises-bred-in-captivity-quarantined-9380591.html