Which is the largest kind of penguin?

• Little penguins
• Emperor penguins
• King penguins

Which description fits penguins?

• They cannot fly, but they swim well
• They can fly, but they cannot swim
• They can fly only when they are young

Emperor penguins huddle together to reduce heat loss in winter.

An emperor penguin moves from the outside of a huddle toward the middle. What changes?

• It moves from a colder place to a warmer place
• It moves from a warmer place to a colder place
• It moves into a place with stronger cold winds

This chart shows approximate heights in feet. Which penguin is taller?

• The little penguin
• Both have equal height
• The emperor penguin

While an emperor penguin mother feeds at sea, who keeps her egg warm?

• The mother, while swimming out at sea
• The father, with the egg on his feet
• Both parents, together on a nest of stones

An emperor penguin egg rests on the father's feet under a flap of skin. How does the flap help?

• It covers the egg and helps keep it warm
• It pushes the egg down onto the freezing ice
• It carries the egg while the father flies away

Leo says every kind of penguin keeps its eggs on the father's feet. Which fact helps him revise that idea?

• Every penguin father holds eggs on his feet
• No penguin ever keeps an egg warm in a nest
• Many penguin kinds keep their eggs in nests