Overview
- The calf, which was born on Wednesday after about 20 minutes of labor, is a male weighing roughly 80–90 kilograms and was reported active and strong by zoo veterinarians.
- Cynthia, the experienced mother, remained with the newborn from the first minutes and three other adult females quickly surrounded and helped the calf, footage released by the zoo shows.
- Veterinary staff are keeping the calf and mother under close observation in the zoo’s care and officials say a decision on when the calf will be shown to visitors will follow its recovery and bonding needs.
- The Zoo Aquarium de Madrid framed the birth as a contribution to the European Endangered Species Programme run by the European Association of Zoos and Aquaria, which manages captive breeding and genetic plans for threatened species.
- The Sumatran subspecies is classed as critically endangered by the IUCN after losing about 69% of its habitat in the past three decades, so ex‑situ births like this one add breeding options but do not replace the need for habitat protection in Sumatra.