So, a chimpanzee starts chasing you—what now? First off, try your best to stay calm.
Don’t run or make sudden moves. Instead, back away slowly while facing the chimp. You really don’t want to trigger its chase instinct. If you’ve got something on you, like a backpack or jacket, use it to keep some distance. That way, you’re not putting your hands at risk.

Skip the direct eye contact; chimps take that as a challenge. Keep your hands relaxed. Move slowly to show you’re not a threat.
These steps might seem simple, but honestly, they can make a huge difference if you ever end up in one of these situations.
Immediate Actions to Take If a Chimp Chases You

If a chimp starts chasing you, your first moments really matter. Keep your body language calm, and don’t provoke the chimp.
Moving slowly and carefully gives you a better shot at staying safe.
Stay Calm and Avoid Sudden Movements
When you spot a chimp chasing you, try to keep calm. Sudden movements, like running or flailing your arms, just rile the chimp up.
Chimps are strong and surprisingly quick. If you rush, you might trigger their attack instinct.
Take deep, slow breaths. Move with purpose, and do your best not to panic.
A calm attitude helps you think clearly and shows the chimp you’re not a threat. That lowers the odds of a full-on attack.
Do Not Make Eye Contact or Show Your Teeth
Looking a chimp right in the eyes? Bad idea. They see that as a challenge.
Instead, glance off to the side or look down, but don’t turn your head away completely. That keeps your posture less threatening.
Showing your teeth might seem friendly, but opening your mouth wide can make things worse. If you must, just give a slight lip lift—not a big grin.
That signals you’re not looking for a fight. Don’t overdo it, though.
Slowly Back Away and Seek Shelter
If you can, start backing away from the chimp—very slowly. Never turn your back or run, because that just encourages the chimp to chase.
Keep your body facing the chimp as you move. Look around for a place to take cover, maybe a tree, a big rock, or even a building if you’re lucky.
Chimps aren’t great swimmers, so if there’s water nearby and it’s safe, jumping in might help you get away. Always move with caution—no sudden gestures.
What to Do If Physical Contact Occurs
If the chimp grabs you or gets too close, grab anything nearby to protect yourself—just don’t use your bare hands.
A jacket, backpack, or stick can help block or push the chimp’s hands away. Cover your head and face with your arms to shield yourself from bites or hits.
Chimps often go for the face, hands, and genitals, so you really want to protect those areas. Try to stay as calm as possible.
Don’t yell or fight back too much. Loud noises and fighting can make the attack worse.
Focus on guarding vital spots and look for a chance to get away.
For more tips, check out how to stay safe in chimpanzee encounters.
Understanding Chimpanzee Aggression and Prevention

Chimpanzees can get aggressive for all sorts of reasons—protecting territory, mates, or even just feeling annoyed.
Their behavior changes a bit, depending on whether they live in the wild or in captivity. If you know their warning signs, you have a better shot at staying safe.
Why Chimps Chase or Attack Humans
Wild chimps usually chase or attack to defend their land or protect their group. They’re all about keeping their food and family safe.
Sometimes, they see humans as threats or competition. They might also attack if they feel scared, cornered, or surprised.
Male chimps especially get aggressive during fights over mates or territory. If you get too close or move quickly, you’re more likely to get into trouble.
Stay calm and back away slowly to avoid making things worse.
Differences Between Wild and Captive Chimps
Wild chimps tend to fear humans and steer clear when they can. Most of the time, they save their aggression for other chimps, not people.
Captive chimps, though—like those in zoos or as pets—often lose that natural fear. That can lead to more attacks, since they see humans as part of their social world or even as rivals.
Captive chimps sometimes lash out when they’re stressed or bored. Attacks can come out of nowhere, especially if they feel trapped.
Honestly, you should be extra cautious around captive chimps. Their behavior’s just not as predictable as wild ones.
Signs a Chimp Is Becoming Aggressive
Chimpanzees have a bunch of ways to let you know they’re getting worked up before things get out of hand.
You might notice loud screams, hoots, or even some chest beating. Sometimes they’ll just stare right at you, barely blinking.
They’ll show their teeth, usually with their lips pulled way back. Quick, jerky moves like chasing or a sudden hit can happen too.
Chimps might raise their hair or puff themselves up to look bigger. When you see these things, they’re basically telling you to give them space.
Experts like Jane Goodall have spent years learning what these signals mean. If you notice any of them, don’t make eye contact—just back away slowly, and whatever you do, don’t run.