Bottlenose dolphins, among the smartest marine mammals, possess significant problem-solving skills and self-awareness, similar to humans. They use tools like sponges and shells for hunting and communicate through complex vocalizations.
Crows are brilliant birds with complex problem-solving abilities and tool use. They use tools to reach food, show innovation and adaptability, live in close-knit families and communicate through specific calls.
Pigs are highly intelligent, exhibiting impressive problem-solving and social skills. They use mirrors to find hidden food and understand symbolic language. They show emotional intelligence, bonding with family and displaying empathy.