About 50 tortoises, which were rescued from a bus, have been released in a Patuakhali cannel.
Members of Animal Lovers of Kalapara upazila unit in Patuakhali district released them in Bahalgachhia cannel of Patuakhali sadar upazila on Saturday noon.
Earlier the tortoises were rescued from a bus in the morning.
Rakayet Hossain, the team leader of the organisation’s Kalapara upazila unit, the tortoises were packed in a sack and brought to BRTC bus terminal for smuggling.
On information, the volunteers rescued the tortoises in an abandoned state, he added.
Tarikul Islam, assistant forest conservator of Patuakhali forest department, said the rescued tortoises had been released in a cannel.