ANIMAL PENIS SIZES

20+ Real Beasts – CM & Inches – vs Human Average (13.1 cm)

Human Average (Erect)

13.1 cm
≈ 5.16 inches
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BJU International 2015 – 15,000+ men

Blue Whale
240–300 cm
≈ 94–118 in

20x longer

Marine Biology Journal

African Elephant
150–180 cm
≈ 59–71 in

12x longer

National Geographic

Giraffe
90–100 cm
≈ 35–39 in

7.3x longer

Veterinary Records

Horse (Stallion)
70–90 cm
≈ 28–35 in

6.1x longer

Equine Science

White Rhino
50–70 cm
≈ 20–28 in

4.6x longer

Wildlife Biology

Bull (Cattle)
60–80 cm
≈ 24–31 in

5.3x longer

Agricultural Studies

Domestic Pig
45–60 cm
≈ 18–24 in

4x longer

Swine Reproduction

Lion (Male)
20–25 cm
≈ 8–10 in

1.7x longer

Big Cat Research

Bengal Tiger
18–22 cm
≈ 7–8.7 in

1.5x longer

Feline Anatomy

Bottlenose Dolphin
25–30 cm
≈ 10–12 in

2.1x longer

Marine Mammal Studies

Red Kangaroo
20–30 cm
≈ 8–12 in

1.9x longer

Australian Wildlife

Dog (Great Dane)
15–20 cm
≈ 6–8 in

1.3x longer

Veterinary Anatomy

Gray Wolf
12–18 cm
≈ 4.7–7 in

1.1x average

Canine Biology

Gorilla (Silverback)
3–5 cm
≈ 1.2–2 in

3x shorter

Primate Biology

Chimpanzee
6–8 cm
≈ 2.4–3.1 in

2x shorter

Primate Studies

Barnacle (Goose)
Up to 40 cm
≈ 15.7 in

3x longer (but body 5 cm)

Nature (2013) – Longest penis-to-body ratio

Argentine Lake Duck
42.5 cm
≈ 16.7 in

3.2x longer (world record holder)

Nature (2001)

Bighorn Sheep
30–40 cm
≈ 12–16 in

2.6x longer

Wildlife Biology

Wild Boar
35–50 cm
≈ 14–20 in

3.3x longer

Zoology

Zebra
60–80 cm
≈ 24–31 in

5.3x longer

Equine Studies

Human vs Animal Kingdom

You're average. And that's okay.

95% of men: 10–16 cm. Nature gave you thumbs, not a 3-meter whale dong.

Enter Your Size & Get Roasted CM to IN + Global Slang Penis Names

All data from peer-reviewed journals, veterinary science, and wildlife studies.