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April 01, 2026

Elmwood Park Zoo celebrates birth of female ocelot, an endangered species

Zoogoers can try to catch a glimpse of the new addition, which was born Feb. 1, at the Trail of the Jaguar exhibit.

Nature Animals
Elmwood Zoo ocelot 2 Provided Image/Elmwood Park Zoo

A baby ocelot kitten, above, was born at the Elmwood Park Zoo on Feb. 1 to parents Rio and Mateo.

Elmwood Park Zoo is ready to show off its new baby ocelot kitten — a birth the zoo called an "incredibly exciting" step toward preserving the future of the species.

After finding out about the pregnancy, zookeepers had only weeks to prepare for the new addition and were faced with potentially harmful challenges during the birth, but the Norristown zoo ultimately welcomed the healthy baby on Feb. 1, the zoo announced Tuesday.


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Ocelots, an endangered species, are nocturnal wild cats native to the Americas that resemble a slightly smaller leopard. Due to persistent habitat loss, the species' U.S. population has dwindled, and is now only found in the wild in parts of Texas. Until February, Elmwood Park Zoo housed two ocelots — Mateo since 2016 and Rio since 2024 — who staff members have been trying to breed for months.

Handlers noticed Rio had begun to gain weight and show signs of pregnancy in January. After sending the information to the Association of Zoos and Aquariums, they were informed that Rio could be ready to give birth in as early as a week.

“Excitement over, now it was time to go down our very long to-do list,” the zoo wrote on its website. “... Zookeepers are nothing if not proactive.”

The staff was able to build a "maternal suite” in two days while also installing remote cameras around the den to monitor the animals’ health from afar. After around three weeks, Rio went into labor, but experts quickly noticed that it appeared she was giving birth “in breach,” meaning the kitten was coming out tail-first instead of head-first.

Elmwood Park Zoo ocelotProvided Image/Elmwood Park Zoo

Staff at Elmwood Park Zoo perform an eight-week exam on the baby ocelot kitten on March 26.


“Amazingly, Rio took about 15 minutes to successfully give birth and the kitten was seen moving quickly after,” the zoo said. “This is particularly impressive because it’s not uncommon at all for breach births to require surgical intervention and we did not have any prior knowledge of this successfully being done in ocelots.”

Ocelots are known to be territorial, and zoo staff had to keep their physical distance from the new family for over a month until they performed an eight-week exam on the kitten, where they confirmed her gender.

“This is incredibly exciting for us and the Ocelot Species Survival Plan as a whole, as females are needed much more than males currently to maintain balance in the managed population,” the zoo said.

The kitten’s name has not been decided yet, but will be shared on social media when it is. In the meantime, visitors may have a tricky time getting a glimpse of the adorable new addition, but they can try their luck at the zoo’s Trail of the Jaguar exhibit.

“It’s important to remember how new all this is for both of them,” staff said. “Rio will do what Rio wants, and as the mother she gets full and final say of where she and her kitten go.”

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