Moo Deng

2024Viral animal / reaction image / fan art subjectsemi-active

Published March 10, 2026 · Updated March 16, 2026

Also known as: Bouncy Pork · หมูเด้ง

Moo Deng is a baby pygmy hippopotamus born at Khao Kheow Open Zoo in Thailand who became one of the biggest viral animal memes of 2024. Photos and videos of the tiny, expressive hippo flooded social media in September 2024, inspiring massive waves of fan art, reaction memes, and even a memecoin. Her fame brought global attention to the endangered status of pygmy hippos while turning a Thai zoo into an international tourist destination practically overnight.

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Overview

Moo Deng, a female pygmy hippopotamus living at Khao Kheow Open Zoo in Si Racha, Chonburi, Thailand5. She went viral at roughly two months old thanks to photos showing her looking shocked, screaming, biting at zookeepers with no teeth, and generally being an absurdly expressive baby animal. The meme appeal is twofold: she's incredibly cute, and her apparent horror at everything around her hit a nerve with people who also feel like screaming in 20241. Her name translates to "bouncy pork" or "bouncy pig" in Thai, chosen through a public poll with over 20,000 votes5. The name fits. She bounces.

Origin & Background

Platform
Khao Kheow Open Zoo social media (source photos/videos), X / Twitter (viral spread and fan art explosion)
Creator
Khao Yai National Park
Date
2024

Moo Deng was born on July 10, 2024, to parents Tony and Jonah at Khao Kheow Open Zoo5. She has two full siblings (Nadet and Moo Tun) and four half-siblings5. Her family follows a Thai tradition of naming animals after food: siblings include Moo Tun ("stewed pork") and Moo Waan ("sweet pork")6.

The first public photo appeared on the zoo's official Instagram on July 25, 2024, when she was two weeks old1. On August 10, the zoo revealed her name, selected from options including Moo Sap ("minced pork"), Moo Daeng ("red pork"), and the winner Moo Deng4. Zookeeper Atthapon Nundee, who had been running the Facebook page "Ka Moo and the Gang" for about five years, began documenting Moo Deng's daily antics with creative captions and engaging videos7.

The pivotal image dropped on August 26, 2024, when the zoo's X account posted a photograph of Moo Deng being lifted by her caretaker while looking like she was screaming in terror1. That single post pulled in 4.6 million views, 18,000 reposts, and 15,000 likes within two weeks4.

How It Spread

The real explosion started on September 5, 2024. X artist @saart_tanis posted the earliest known fan art of Moo Deng, a sketch based on the viral photo, which racked up over 44,000 reposts and 348,000 likes in five days4. The same day, @glittering_grim posted another fan art that hit 63,000 reposts and 306,000 likes4.

On September 6, @DewEnjoyer made the first major English-language viral post about the hippo, pulling 41,000 reposts and 325,000 likes in four days4. By September 9, fan art was flooding X daily, with one piece by @e_urhrh scoring 17,000 reposts and 136,000 likes in a single day4.

The content quickly jumped platforms. TikTok and Instagram filled with Moo Deng videos, and the hippo got photoshopped into movie scenes, compared to gummy bears, and remixed into existing meme formats1. Thai Sephora ran an Instagram campaign titled "Wear Your Blush Like a Baby Hippo"1. Even the Utah Jazz worked her into their social media7. The "she's so me" reaction became a running joke as people identified with her chaotic energy, especially when paired with Pesto, a giant king penguin chick in Australia who went viral around the same time2.

Platforms

TikTokInstagramTwitter/XYouTube
View on Google Trends

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