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MEI

Panda archive

Mei Mei

美美

alive female Born July 25, 2018

Mei Mei (美美, studbook #1143) is a female giant panda born July 25, 2018 at the Wolong Hetaoping Base. She and her twin brother He He made history as the first surviving twin cubs born through the wild breeding introduction program — their mother Cao Cao mated with a wild male panda in the forest. The pair earned a Guinness World Record in 2021.

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This page brings together the core facts, timeline, family graph, media, place journey, and related reading for Mei Mei.

Profile snapshot

Quick facts

Birth date

July 25, 2018

Birth place

Wolong Shenshuping Panda Base

Current location

Wolong Shenshuping Panda Base

Status

Alive

Studbook

#1143

Archive activity

2 updates · 1 media

Narrative

Life story

Start with a concise summary, then continue into the full narrative record for Mei Mei.

Short version

Mei Mei (美美, studbook #1143) is a female giant panda born July 25, 2018 at the Wolong Hetaoping Base. She and her twin brother He He made history as the first surviving twin cubs born through the wild breeding introduction program — their mother Cao Cao mated with a wild male panda in the forest. The pair earned a Guinness World Record in 2021.

Basic Profile

Mei Mei (Chinese: 美美), studbook number 1143, is a female giant panda born on July 25, 2018 at the China Conservation and Research Center for Giant Pandas (CCRCGP) Hetaoping Base. She weighed just 84 grams at birth.

Her mother is Cao Cao (草草, sb581) — the wild-rescued pioneer of the wild breeding program. Her twin brother is He He (和和).

The Wild Breeding Breakthrough

Mei Mei’s birth was the result of a groundbreaking program called “野外引种” (wild breeding introduction) — releasing captive female pandas into the forest to mate with wild males, introducing new wild genetics into the captive population.

Cao Cao was released into the Wolong forest during estrus, where she successfully mated with a wild male panda. Six months later, she gave birth to Mei Mei and He He — the first surviving twin cubs ever produced through this method.

In 2021, the pair was officially certified by Guinness World Records as the “first captive giant panda wild-breeding introduction surviving twins.”

Life at CCRCGP

Mei Mei is described as more active and playful than her mild-mannered brother. CCRCGP has stated that because of their valuable wild genetics, the twins will remain in captivity and not be released.

On August 23, 2024, Mei Mei gave birth to a son named Xin Qiao (新乔).

Evidence

Life timeline

Key updates and milestone events tied to Mei Mei.

2 updates

Knowledge graph

Family and network

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Family tree of Mei Mei Parents Self Father unknown Cao Cao #581 · Mother Mei Mei 美美 #1143 ♀ 6 half-siblings 0 paternal · 6 maternal — see Siblings tab
Mother Half-siblings (grouped)
Mei Mei has 6 half-siblings. The majority share the same mother, Cao Cao .

Connected archive

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Mentioned in archive reading

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Trust

Sources and references

Information on this page is compiled from conservation institutions, official panda records, media archives, and the wider PandaCommon research workflow.

Primary source types

  • Conservation institution records
  • Official panda databases
  • Research publications and archive reporting

External links

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