Discover the Animal Kingdom

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Size Comparison

See how animals stack up, drawn to true scale.

Emperor penguin, green sea turtle and orca next to a person, to scaleEmperor penguin: 1–1.3 m (3–4 ft); Green sea turtle: 0.9–1.2 m (3–4 ft); Orca (killer whale): 7–9.8 m (23–32 ft); Person: 1.75 m tall.

Animal vs Animal

Compare two animals side by side.

Photo: Terry Goss, CC BY 2.5, via Wikimedia Commons, resized · Photo: Brocken Inaglory, CC BY-SA 3.0, via Wikimedia Commons, resized

Quick Answers

Photo: Brocken Inaglory, CC BY-SA 3.0, via Wikimedia Commons, resized · Photo: LoKiLeCh, CC BY-SA 3.0, via Wikimedia Commons, resized · Photo: Shannon Rankin, NOAA/NMFS/SWFSC, Public domain, via Wikimedia Commons, resized

Featured Animal Profiles

  • Green sea turtle (Chelonia mydas) swimming up toward the surface over a reef, its four flippers and patterned shell clearly visible

    Green sea turtle

    • Lifespan: 70–75+ years (wild)
    • Diet: Young turtles eat a mix of plants and small animals.
    • Size: 0.9–1.2 m (3–4 ft)
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  • Ocellaris clownfish (Amphiprion ocellaris), orange with white bands, swimming among the tentacles of its host sea anemone

    Clownfish

    • Lifespan: 6–10 years (wild)
    • Diet: Mostly eats tiny drifting animals such as copepods, plus algae.
    • Size: 8–11 cm (3–4 in)
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  • Humpback whale (Megaptera novaeangliae) breaching out of the ocean, showing its long white-edged pectoral fin and grooved throat

    Humpback whale

    • Lifespan: 80–90 years (wild)
    • Diet: Humpbacks filter small animals from the water, mostly krill…
    • Size: up to 18.3 m (60 ft)
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Photo: Brocken Inaglory, CC BY-SA 3.0, via Wikimedia Commons, resized · Photo: Petr Knotek, CC BY 4.0, via iNaturalist, resized · Photo: Lawrence Hylton, CC BY 4.0, via iNaturalist, resized