Ravens are among the smartest animals on Earth — their general intelligence is roughly on par with that of great apes like chimpanzees, and they outperform most other birds and many mammals in problem‑solving, planning, and social smarts.

Brainpower of a primate

Ravens have one of the largest brains relative to body size of any bird, especially in the hyperpallium (a brain region linked to higher cognition). In a major 2020 study, young ravens (just 4 months old) matched adult chimpanzees on a battery of cognitive tests measuring understanding of numbers, cause‑and‑effect, and following human cues. Scientists now treat ravens as having a flexible, general intelligence — not just a collection of hard‑wired instincts.

Problem‑solving and tool use

Ravens are natural inventors when it comes to solving puzzles. They:

  • Use and even craft simple tools (like bending wires or dropping stones) to get food.
  • Understand cause and effect, for example dropping hard objects (like nuts or tortoises) from height to crack them open.
  • Solve multi‑step puzzles that require planning several moves ahead, similar to how primates tackle complex tasks.

In lab experiments, ravens can figure out how to pull up a string to reach food, or use a stick to push a treat out of a tube, even when they’ve never seen that exact setup before.

Planning and future thinking

One of the hallmarks of high intelligence is the ability to plan for the future, and ravens do this surprisingly well. They:

  • Cache (hide) food in multiple places and remember where they put it, even days later.
  • Adjust their caching behavior if they know another raven is watching, suggesting they understand that others have minds and can steal their food.
  • In experiments, they choose tools they’ll need later, even when there’s no immediate reward, showing foresight.

This kind of “mental time travel” — thinking about what they’ll need tomorrow — is rare in the animal world and was once thought to be uniquely human or primate.

Social smarts and deception

Ravens live in complex social groups and have sophisticated social intelligence. They:

  • Form alliances and remember who their friends and rivals are.
  • Use tactical deception, like pretending to hide food in one spot while actually hiding it elsewhere to mislead competitors.
  • Can learn from watching other ravens, and even imitate behaviors they see.

Interestingly, in cognitive tests, ravens perform about equally well on social tasks (like reading cues from others) and physical tasks (like using tools), which suggests their intelligence is broad and general, not just specialized for one domain.

Language and communication

While ravens don’t have human‑like language, they are excellent communicators. They:

  • Have a large, varied vocal repertoire, including calls that signal danger, food, or social status.
  • Can mimic sounds from their environment, including human speech, car alarms, and other animals.
  • Use calls in context, adjusting their signals depending on who is listening (e.g., more secretive calls when rivals are nearby).

How they compare to other animals

In head‑to‑head cognitive tests, ravens often rival or exceed:

  • Other birds : They outperform most birds (including many parrots) in complex problem‑solving and planning tasks.
  • Primates : Young ravens match adult chimpanzees on many general intelligence tasks, though they may be weaker in some spatial navigation tasks.
  • Dogs and cats : Ravens generally show more flexible, insight‑based problem‑solving than typical pets, though dogs excel in social cooperation with humans.

Real‑world examples of raven cleverness

  • In the wild, ravens have been seen pretending to be injured to lure humans into feeding them, then sharing that trick with other ravens.
  • They cooperate in groups to hunt or steal food, and can even “barter” with each other (e.g., trading food for grooming or access to a mate).
  • Urban ravens quickly learn human routines, like when trash is collected or when people leave food out, and adapt their behavior accordingly.

In short: how smart are they?

Ravens are exceptionally intelligent — not just “bird‑brained,” but genuinely clever in ways that resemble primates. They can plan ahead, use tools, deceive others, learn from experience, and solve novel problems, making them one of the most cognitively advanced non‑human animals known.

Information gathered from public forums or data available on the internet and portrayed here.