What are some comparisons between humans and penguins?

Similarities:

• both are animals
• both are warm-blooded
• both walk upright on two legs but can slide on their bellies if they want to
• both can swim
• neither can fly without a machine
• both can live in very cold climates

Differences:

• penguins are birds; humans are mammals
• penguins have tiny brains; humans have big brains
• penguins have flippers and webbed feet; humans have fingers and toes

You can take it from here!