* Classification: Sea lions are mammals belonging to the order Pinnipedia, which also includes seals and walruses. Monkeys are primates belonging to the order Primates, which includes humans, apes, and lemurs.
* Habitat: Sea lions live in marine environments, spending most of their time in the ocean. Monkeys are terrestrial animals, living in forests, grasslands, and other land-based habitats.
* Physical Characteristics: Sea lions have streamlined bodies adapted for swimming, with flippers for propulsion and blubber for insulation. Monkeys have four limbs, with hands and feet that are typically adapted for grasping and climbing.
* Diet: Sea lions are carnivores, mainly feeding on fish, squid, and other marine animals. Monkeys are omnivores, with diets that vary depending on the species, but often include fruits, leaves, insects, and small animals.
* Behavior: Sea lions are social animals, often gathering in large groups called rookeries. Monkeys are also social animals, living in complex social structures with varying levels of hierarchy and communication.
In summary, while both sea lions and monkeys are mammals, they are distinctly different in their evolutionary history, physical characteristics, habitat, diet, and behavior.