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Six Months with Western Lowland Gorilla, Sully!
We’re marking six months of Sully sweetness! Since his birth on July 21, 2025, Sully has been growing more curious, confident and lovable every day. In six months, Sully has reached several major milestones, including learning to balance while standing on Asha’s back, crawling independently near Asha, interacting with Goma and Kwisha, trying solid foods, . . .
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Jasiri Joins the Giraffe Herd for a Temporary Stay Supporting Giraffe Conservation
Say hello to Jasiri, a 5-year-old reticulated giraffe who recently arrived at Cheyenne Mountain Zoo from Denver Zoo Conservation Alliance for a temporary stay. Jasiri’s move supports giraffe conservation through the Giraffe Species Survival Plan (SSP), a program managed by the Association of Zoos and Aquariums (AZA). Jasiri’s arrival went smoothly — he calmly walked . . .
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A Year in Review: CMZoo’s Conservation, Cuteness and Construction Led the Headlines in 2025
CONSERVATION Every visit and every membership to Cheyenne Mountain Zoo is conservation in action. Between local projects supported by the annual Members-Only Conservation Vote, and ongoing global efforts supported by the Zoo’s Quarters for Conservation program. Conservation never stops at CMZoo, and here are a few highlights from 2025. In September, Cheyenne Mountain Zoo and . . .
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Biggs and Percy Welcome Their First Penguin Chick — It’s a Girl!
Biggs and Percy welcomed their first chick on October 18, 2025, and they’re doing a great job caring for her! She already weighs about 6 pounds — nearly the size of an adult African penguin. This adorable chick is already making a big impact as an ambassador for African penguins. In 2024, African penguins were . . .
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Electric Safari Shines as the #2 Best Zoo Lights in the U.S. — Don’t Miss It!
Electric Safari was voted #2 Best Zoo Lights in the U.S. — come see why! Explore our mountainside winter wonderland nightly through Thurs., Jan.1, 2026 – except Christmas Eve. Electric Safari is free for Zoo members – and members can get early entry, from 4 to 5 p.m. General admission is from 5 to 7:30 . . .
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Lar Gibbons Keoki and Holmes Settle Into Their New Home at CMZoo
IN PARTNERSHIP WITH CHILDREN’S HOSPITAL COLORADO – Two new fluffy faces are getting to know each other and learning the ropes in Primate World! Meet Keoki (pronounced key-OH-key) and Holmes, CMZoo’s new lar gibbons. While they’ve settled in since their arrivals in August and September, their CMZoo care team has been helping them adjust to . . .
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Join CMZoo for International African Penguin Awareness Day!
Celebrate our seventeen ‘flockstars’ on International African Penguin Awareness Day (IAPAD), on Sat., Oct. 11 from 9 a.m. to 3:30 p.m. at the Zoo! You won’t want to miss six-month-old Sparrow’s very first IAPAD! Penguin enthusiasts can join us in Water’s Edge: Africa for crafts, games, and other activities available throughout the day. Don’t miss . . .
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Western Lowland Gorilla Baby Hits Exciting Milestones!
IN PARTNERSHIP WITH CHILDREN’S HOSPITAL COLORADO – CMZoo’s year-round partner, Children’s Hospital Colorado, has created a guide to first-year doctor visits for human babies. Similarly, Cheyenne Mountain Zoo’s primate keepers are tracking milestones for Asha’s baby gorilla’s first year of life. Asha, a 32-year-old critically endangered Western lowland gorilla, welcomed a baby boy on July . . .
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Critically Endangered Western Lowland Gorilla Goma’s Journey: From Bachelor to First-Time Father
Thirty-four-year-old Goma moved to CMZoo, in 2016, on a breeding recommendation from the Western Lowland Gorilla Species Survival Plan, supported by Association of Zoos and Aquariums-accredited organizations, including CMZoo. Goma joined a tightly bonded group of females after coming from a bachelor group, and with time, introductions, and strong social bonds, the troop became a . . .
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CMZoo Participates in Flammulated Owl Fieldwork to Support Regional Conservation
Each spring, the elusive flammulated owl returns to the quiet forests of Pike National Forest, Colorado, to raise a new generation. Thanks to the support of Cheyenne Mountain Zoo members, CMZoo staff joined Dr. Brian Linkhart — who has dedicated over 40 years to studying these owls — to continue this long-term research. Funded by . . .