The release of more than 600 orangutans into the rainforest of Borneo has been postponed once again.<br /><br />Efforts to introduce them into the wild have failed largely because of a lack of safe forests for them to return to. An estimated 80 per cent of their habitat has been destroyed in the past 30 years.<br /><br />Still, the Indonesian government is convinced that all orangutans can be released into the wild by 2015.<br /><br />More than 30 are set to be released this year, with hundreds of others expected to follow.<br /><br />Al Jazeera's Step Vaessen reports from Puruk Cahu, Kalimantan.
