Animal intelligence refers to the ability of animals to learn, solve problems, and adapt to their environments. This intelligence can be observed in various species, from dolphins using tools to catch fish, to crows solving complex puzzles. Different animals exhibit different types of intelligence, such as social intelligence in elephants and spatial intelligence in honeybees. Research in animal intelligence often involves studying behaviors that indicate cognitive abilities, such as memory, communication, and emotional understanding. Scientists use various methods, including observational studies and experiments, to assess how animals think and interact with their surroundings. This field helps us understand the evolution of intelligence across species.