Maryland Zoo's Mary The Otter Celebrates 20th Birthday
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BALTIMORE (WJZ) -- Mary the otter at The Maryland Zoo celebrated a special milestone Thursday -- her 20th birthday!
Zoo staff helped the North American river otter mark the occasion with a special ice "cake" made of produce and fish.
The zoo said Mary is the oldest female otter in the Association of Zoos and Aquariums' species survival plan.
WATCH: Mary The Otter Celebrates 20th Birthday At Maryland Zoo
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