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Penguins

Know that penguins cannot fly and swim with flipper-like wings. Some live in Antarctica, and others live in warmer places. Emperor penguins are the largest kind. They huddle for warmth, and fathers keep eggs warm on their feet while mothers feed at sea.

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What a learner can do afterwards

  • State at least three facts about penguins: they can't fly, they're excellent swimmers, and Emperor penguins are the biggest
  • Describe how Emperor penguins huddle together in winter to keep warm
  • Explain how an emperor penguin father keeps an egg warm on his feet under a flap of skin while the mother feeds at sea

1 · Read

You have learned about penguins in Antarctica. Penguins also live in other places, including warm coasts. These birds cannot fly. Their flipper-like wings push them through water. Emperor penguins are the largest kind. In a height chart, a taller bar shows a taller penguin.

Emperor4Littlepenguin1
Approximate heights in feet: emperor penguin, 4; little penguin, 1.

Antarctic winters are cold and windy. Emperor penguins stand close together in a huddle. This reduces heat loss. The outside is colder than the middle. As birds move, their places change. Moving toward the middle takes a bird into a warmer part.

Try it together

An emperor penguin mother lays one egg. The father keeps it on his feet while she feeds at sea. A flap of skin covers the egg and helps keep it warm in the cold. After the chick hatches, both parents help care for it.

Mother lays an eggFather warms the eggChick hatchesBoth parents give care

Penguins do not all care for eggs in the same way. Many kinds use nests, and both parents take turns keeping their eggs warm. The father holding an egg on his feet is the emperor-penguin example.

Penguins swim with flipper-like wings. Emperor penguins are the largest kind. They huddle for warmth, and fathers keep eggs warm on their feet.

Reading and flashcards written for this dataset. Linked video lessons by Dyan deNapoli and Camille Seaman, published by TED-Ed.

More to read

Penguin homes and egg care

Penguins live in several parts of the world. Some live on warm coasts. Emperor penguins breed in Antarctica. They are the largest kind of penguin.

Penguin wings push against water as the birds swim. Penguins cannot use those wings to fly through the air.

An emperor penguin father holds an egg on his feet. Skin folds over the egg and helps keep it warm while the mother feeds at sea. Both parents later help care for the chick. Other penguin kinds may use nests for their eggs.

Explore more

2 · Watch

Take it off screen

Print a worksheetA4 with an answer key page for grown-ups. No screen, no internet.

Where it sits

Where this leads

Jobs that lean on this skill. Follow one to see everything it is built on.

Then practise

8 questions wait behind this lesson, each with its answer explained. Every answer feeds the sky: stars light as they are learned, and dim when it is time to come back.

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Penguins · Science, ages 5 to 7 · LightMySky