animal intelligence
Quick Summary
Animal intelligence refers to the cognitive abilities of animals, which can be measured by indicators such as learning new things, problem-solving, tool use, and self-awareness. While humans are considered the smartest by their own standards, many other species exhibit remarkable intelligence.1
For example, octopuses show curiosity and problem-solving skills, like unscrewing lids to get food. Pigeons and octopuses can recognize human individuals. Chimpanzees, close relatives to humans, perform well on cognitive tests, sometimes even outperforming adults. Goats can learn complex tasks for food rewards and remember them months later. Crows demonstrate tool use, such as dropping walnuts onto rocks to crack them, and can even adjust their strategy based on the type of walnut and the presence of other crows. Elephants are notable for their self-awareness, recognizing themselves in mirrors, and are also highly social and compassionate. Other intelligent animals include pigs, rats, and bottlenose dolphins.12
The study of animal cognition explores how animals process information, including perception, learning, memory, and decision-making. Researchers investigate how animals learn complex behaviors, such as crows adjusting nut-dropping heights or ants navigating vast distances using visual cues. The concept of "learning to learn," or generalized rule learning, is also studied, examining how animals become more efficient at solving related problems over time. While it's challenging to definitively rank animal intelligence, it's clear that many species possess sophisticated cognitive abilities.231
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African gray parrotIntelligence testsAnecdotal evidence from those who care for African grays has long suggested that the parrots possess high innate intelligence. American animal behaviourist and psychologist Irene Pepperberg vindicated those observations with her studies of the cognitive abilities of African grays, using a bird named…
Read MoreAnecdotal evidence from those who care for African grays has long suggested that the parrots possess high innate intelligence. American animal behaviourist and psychologist Irene Pepperberg vindicated those observations with her studies of the cognitive abilities of African grays, using a bird named…
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crowHighly intelligent, crows can be masterful mimics. They have been trained to count aloud up to seven, and some crows have learned more than 100 words and up to 50 complete sentences; others have been known to mimic their owners’ voices in order to call dogs…
Read MoreHighly intelligent, crows can be masterful mimics. They have been trained to count aloud up to seven, and some crows have learned more than 100 words and up to 50 complete sentences; others have been known to mimic their owners’ voices in order to call dogs…
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ravenThe raven is an intelligent bird with a large and varied vocabulary, including guttural croaks, gurglings, and a sharp metallic “tok.” Studies have shown that the common raven is capable of saving items of value that can be used later as tools or as goods for barter, behaviour that…
Read MoreThe raven is an intelligent bird with a large and varied vocabulary, including guttural croaks, gurglings, and a sharp metallic “tok.” Studies have shown that the common raven is capable of saving items of value that can be used later as tools or as goods for barter, behaviour that…
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Border Collie…to be among the most intelligent dog breeds, and it excels in agility competitions. It usually has long hair, which is often black-and-white but sometimes red-and-white or tricolor. Some individuals display a merle, or dappled, coat pattern, in which darker-pigmented patches of colour overlay lighter-pigmented patches of the same color.…
Read More…to be among the most intelligent dog breeds, and it excels in agility competitions. It usually has long hair, which is often black-and-white but sometimes red-and-white or tricolor. Some individuals display a merle, or dappled, coat pattern, in which darker-pigmented patches of colour overlay lighter-pigmented patches of the same color.…
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dolphin…scientific studies because of its intelligence and ability to communicate by using a range of sounds and ultrasonic pulses. It adapts to captivity better than the common dolphin, which is timid. In addition, the bottlenose dolphin has the longest social memory of any nonhuman species; several members of the species…
Read More…scientific studies because of its intelligence and ability to communicate by using a range of sounds and ultrasonic pulses. It adapts to captivity better than the common dolphin, which is timid. In addition, the bottlenose dolphin has the longest social memory of any nonhuman species; several members of the species…
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cetaceanIntelligenceAlthough several cetaceans are easily trained and much has been theorized about the possible intelligence of whales and dolphins, little is known for certain. Some researchers equate brain size with intelligence, reasoning that cetaceans should have the capacity for intelligence because they have relatively…
Read MoreAlthough several cetaceans are easily trained and much has been theorized about the possible intelligence of whales and dolphins, little is known for certain. Some researchers equate brain size with intelligence, reasoning that cetaceans should have the capacity for intelligence because they have relatively…
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chimpanzeeIntelligenceChimpanzees are highly intelligent and are able to solve many kinds of problems posed to them by human trainers and experimenters. A number of researchers have taught chimpanzees to use sign language or languages based on the display of tokens or pictorial symbols. The…
Read MoreChimpanzees are highly intelligent and are able to solve many kinds of problems posed to them by human trainers and experimenters. A number of researchers have taught chimpanzees to use sign language or languages based on the display of tokens or pictorial symbols. The…
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killer whaleNatural historyKnown to be highly intelligent, killer whales are among the few nonhuman animals to be able to recognize themselves in a mirror. Killer whales are also one of the small number of species—along with human beings (Homo sapiens), short-finned pilot whales (Globicephala macrorhynchus), false killer whales (Pseudorca crassidens), belugas…
Read MoreKnown to be highly intelligent, killer whales are among the few nonhuman animals to be able to recognize themselves in a mirror. Killer whales are also one of the small number of species—along with human beings (Homo sapiens), short-finned pilot whales (Globicephala macrorhynchus), false killer whales (Pseudorca crassidens), belugas…
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orangutanBehaviourThey have demonstrated cognitive abilities such as causal and logical reasoning, self-recognition in mirrors, deception, symbolic communication, foresight, and tool production and use. In the wild, orangutans use tools, but at only one location in Sumatra do they consistently make and use them for foraging. In this context…
Read MoreThey have demonstrated cognitive abilities such as causal and logical reasoning, self-recognition in mirrors, deception, symbolic communication, foresight, and tool production and use. In the wild, orangutans use tools, but at only one location in Sumatra do they consistently make and use them for foraging. In this context…
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cuttlefish…manner similar to that of intelligent vertebrates. Behavioral studies involving the common cuttlefish (Sepia officinalis) report that the species can learn to forgo a lower-quality food item (such as a bit of crab or prawn meat), delaying immediate gratification, in order to receive a preferred higher-quality food reward (such as…
Read More…manner similar to that of intelligent vertebrates. Behavioral studies involving the common cuttlefish (Sepia officinalis) report that the species can learn to forgo a lower-quality food item (such as a bit of crab or prawn meat), delaying immediate gratification, in order to receive a preferred higher-quality food reward (such as…
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octopusExamples of species and behaviours…thought to be the most intelligent of all invertebrate animals. O. vulgaris has highly developed pigment-bearing cells and can change its skin colours to an astonishing degree with great rapidity. (The giant Pacific octopus can reportedly change color in one-tenth of a second, quickly blending in with rocky and coral…
Read More…thought to be the most intelligent of all invertebrate animals. O. vulgaris has highly developed pigment-bearing cells and can change its skin colours to an astonishing degree with great rapidity. (The giant Pacific octopus can reportedly change color in one-tenth of a second, quickly blending in with rocky and coral…
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cephalopodBehaviour…of learning and has considerable intelligence. The behaviour of squids and octopuses differs considerably because of their different modes of life. Laboratory behavioral studies have dealt mainly with learning processes and have centred around food acceptance, reward and punishment, maze work, and shape discrimination. By means of surgical techniques it…
Read More…of learning and has considerable intelligence. The behaviour of squids and octopuses differs considerably because of their different modes of life. Laboratory behavioral studies have dealt mainly with learning processes and have centred around food acceptance, reward and punishment, maze work, and shape discrimination. By means of surgical techniques it…
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