Being able to acquire a language is an indicator of intelligence, and African gray parrots are intelligent enough to pick up English words.
Imagine having the intelligence to instantly design, engineer, and build a bridge. This is precisely what ant colonies do, using their bodies to form living structures.
Bees exemplify this concept by cooperating to construct their habitats, share food, and maintain safety.
Native to the Democratic Republic of the Congo, the bonobo is a highly intelligent great primate. Bonobos are more peaceful than chimpanzees, and females rule.
Although cats have nearly twice as many neurons in their brains as dogs, canines are better known for their intelligence.
The utilization of instruments is indicative of a higher IQ. Chimpanzees are the most proficient nonhuman animals at tool use.
The crow is a highly intelligent, tool-making avian. Crows can identify human features and use tools to solve complex problems and puzzles.
Man's best buddy has been studied cognitively more than most non-human species. Dogs may learn English grammar, tricks, and over 1,000 toy names.
In "The Simpsons," dolphins took over the world, demonstrating their intelligence. Dolphins remember faces for 20 years.
Empathy, memory, and sadness show elephant intelligence. Elephants mourn their dead and remember their attackers.
A 2016 study indicated that goats are smart. Goats in the study stared at humans to ask for help getting a treat. Goats solved puzzles in another study.
Koko the gorilla famously acquired sign language. Language and object use show gorilla intellect.
Octopuses, cephalopods, have brains with nerves to their eight arms. Research shows that while an octopus's brain gives a centralized order.
Humans and Southeast Asian orangutans share 97% of their genomes. A 2009 investigation found two orangutans bargaining with tokens to get what they desired.