Denver Zoo Moves Mahali to Texas Preserve
The 23-year-old Nile hippo has relocated after the Denver Zoo decided to retire its long-standing hippo program.
Updated on Oct. 23, 2026 in Wildlife
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The Denver Zoo has officially moved Mahali, a 23-year-old Nile hippo, to a new preserve in Texas. The relocation follows the zoo's decision to retire its hippo program due to concerns over habitat suitability and significant water usage.
Why it matters
The move addresses local drought concerns in Denver and follows an assessment by the Association of Zoos and Aquariums that deemed the existing facility unsuitable for the species. The zoo will now focus on renovating the vacated building.
Mahali is a 4,000-pound Nile hippo that lived at the Denver Zoo for over two decades. His new living space at the Texas preserve consists of a 3-acre habitat shared with another hippo.
The players
Mahali
Mahali is a 23-year-old Nile hippo who was born at the Denver Zoo and resided there for over two decades.
Denver Zoo
The Denver Zoo is a major conservation institution that is currently retiring its hippo program to address water usage and habitat suitability.
Association of Zoos and Aquariums
This professional organization sets the standards for zoo operations and deemed the former Denver hippo habitat unsuitable for the species.
The details
Mahali was transported 700 miles by road, traveling in a crate over a 12-hour journey that included overnight stops for hydration and feeding. The move marks the conclusion of the Denver Zoo's multi-year effort to retire its hippo program.
Timeline
Discussions regarding the relocation of Mahali began in 2022.
The road trip for the 4,000-pound hippo began at 7 p.m. on Tuesday, October 20, 2026.
Mahali arrived at his new home in Texas on the morning of Wednesday, October 21, 2026.
Culture Shift
This move highlights a broader trend among urban zoos to prioritize sustainable resource management and animal welfare over traditional exhibit models. By retiring the hippo program, the institution aligns with the Association of Zoos and Aquariums accreditation standards regarding modern habitat requirements.
Visitors to the Denver Zoo can expect changes to the former hippo area as the facility begins its planned renovation process. The closure of this specific habitat allows the zoo to reallocate 21 million gallons of water annually to other animal care priorities.
The takeaway
Maintaining large exotic animals in urban environments requires significant water and specialized infrastructure that can be difficult to sustain during regional droughts. Modern zoo management is increasingly focused on aligning exhibit capabilities with the long-term needs of individual animals.
Further reading
For more updates on local wildlife conservation, visit the Wildlife section.
Source note: This article includes information reported by Rocky Mountain PBS.
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