What Monkey Day is all about
Every December 14, Monkey Day gives one of the animal kingdom’s most expressive families a moment in the spotlight. It started in the early 2000s as a lighthearted, art-driven celebration among friends, and it has since grown into a genuine worldwide occasion marked by zoos, sanctuaries, schools, and conservation groups. The tone is deliberately playful, but underneath the fun is a real invitation: to appreciate primates as the intelligent, social, tool-using animals they are, and to notice how much pressure many of them are under in the wild.
Part of what makes the day useful is how it nudges people to get their facts straight. “Monkey” is a big, loose word. There are Old World monkeys like baboons and macaques, New World monkeys like capuchins and howlers, and then the apes, which are a separate group entirely. Sorting that out is half the fun.
Monkeys mostly have tails and apes do not, so the next time someone calls a chimp a monkey, you will know better.
A little primate perspective
Primates are remarkable for reasons that go well beyond looking a bit like us. Many species use tools, teach skills to their young, form complex alliances, and grieve their dead. Capuchins crack nuts with stones, and some macaques wash food in the sea. These are not party tricks; they are windows into how intelligence and culture can emerge in the animal world.
That intelligence makes their decline especially hard to watch. A large share of the world’s primate species are threatened, driven mostly by deforestation, agricultural expansion, and the wildlife trade. December, with its gift-giving and end-of-year giving drives, turns out to be a fitting time to point some attention and a few dollars toward the groups working to protect them.
How to make the most of December 14
You do not need a rainforest or a zoo membership to take part. Read a chapter of a good primate book, put on a documentary, or spend twenty minutes learning to tell a gibbon from a gorilla. If you want the day to matter beyond your living room, send a small donation to an accredited sanctuary or a conservation organization, or symbolically adopt a rescued animal in a friend’s name.
Just as important is what to avoid. Steer clear of “selfies with a monkey” tourism and content that treats wild primates as pets or props, since that demand fuels a cruel trade. And weave one lasting habit into the day: watch for sustainable palm oil and responsibly sourced wood, two everyday choices that quietly shape whether primate forests stand or fall. Celebrate the goofy charm of these animals on December 14, then let a little of that affection carry into how you shop and give all year.
How to celebrate
- 1Learn the monkey/ape divide
Most monkeys have tails and ape do not, which is the quickest way to tell them apart. Apes (gorillas, chimps, bonobos, orangutans, gibbons) are our closest relatives and are not monkeys at all. Spend ten minutes reading up so you can gently correct the classic mix-up next time someone calls a chimp a monkey. It is a small thing that makes conservation conversations sharper.
- 2Back a primate sanctuary
Skip the roadside attractions and support accredited groups instead, such as the Jane Goodall Institute, the Bonobo Conservation Initiative, or a GFAS-accredited sanctuary. Many offer symbolic 'adoptions' where a small donation funds food and vet care for a rescued animal. Even $25 goes further than most impulse buys, and the certificate makes a genuinely thoughtful gift.
- 3Watch a real primate doc
Trade cartoon monkeys for the real thing with a documentary like Jane, Chimpanzee, or a David Attenborough primate episode. Watch with kids and pause to talk about tool use, social bonds, and why habitat loss matters. It turns a fun day into an easy, screen-based learning moment that actually sticks.
- 4Shop against habitat loss
Palm oil expansion and unsustainable logging are major drivers of primate habitat loss. Check labels for RSPO-certified sustainable palm oil, and choose FSC-certified wood and paper when you can. Building these small habits into normal shopping does more year-round than a single day of celebration ever could.