Gajah Sumatera (Elephas maximus sumatranus) jinak berjenis kelamin jantan bernama Indroberumur 45 tahun mati di Balai Taman Nasional Tesso Nilo (TNTN), Desa Lubuk Kembang Bunga, Kecamatan Ukui, Kabupaten Pelalawan, Riau.
Head of the TNTN Heru Sutmantoromeny said the elephant died at the Flying Elephant Squad Camp, Section of National Park Management (SPTN) Region I Lubuk Kembang Bunga on Monday (29/6) early morning at 03.45 WIB.
"Indro elephant was declared dead after receiving intensive medical treatment by the joint team of the Riau Conservation and Natural Resources Agency (BBKSDA) and the Tesso Nilo TN Center due to health complications triggered by a decrease in appetite after the musth phase (peak period of hormones/high aggressiveness in male elephants)," he said. reported by ANTARA, Monday, June 29.
He said that from April 25 to May 6, 2026, Gajah Indro was observed to enter the early phase of musth. His behavior changed to be more aggressive which was marked by the discharge of fluid/sperm on the genitals.
Entering the beginning of June, he continued, at the security bond location, Indro's elephant could not be approached, did not respond to orders from the mahout (elephant), and began to show behavior that endangered the safety of officers.
To maintain his physical condition, the Flying Squad team supplies feed and ensures the availability of drinking water regularly every morning and afternoon.
"Given the prolonged phasemusthyang, the BTNTN Medical Team collaborated with BBKSDA Riau to perform sedation to install additional chains as a security effort. After the procedure, the medical team provided anti-dotes (anesthetics) until Indro elephants were fully conscious again in a stable standing position," he said.
Then on June 25-26, 2026, starting in the afternoon after vaccination, Indro's elephant was observed to have a drastic decrease in appetite and drinking. The BTNTN Mahout and Medical Team immediately carried out intensive monitoring for 24 hours and coordinated closely with expert veterinarians for further treatment.
On June 28, 2026, Indro's condition had given positive hope after he started to drink water and tried to touch the feed. To speed up physical recovery due to decreased appetite, the medical team carried out a massive infusion of 60 bottles.
However, the change in conditions occurred suddenly on Monday (29/6) early morning. Elephant Indro was found lying down. Veterinarians and the entire mahout team immediately conducted an emergency examination of respiratory function and performed cardiopulmonary resuscitation (CPR) for several minutes.
"However, the elephant Indro did not respond and was officially declared dead at 03.45 WIB," he said.
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