Animals

🦖 The smallest dinosaurs on Peabody

Not every dinosaur was a giant. Some were about the size of a big dog.

The top ten

  1. 🪶 Archaeopteryx · 20 in50 cm1scientists' estimate
  2. 🪶 Microraptor · 24 in60 cm2maximum
  3. 🦖 Compsognathus · 3.3 ft1 m3estimate
  4. 🦖 Velociraptor · 5.9 ft1.8 m4scientists' estimate
  5. 🦕 Protoceratops · 5.9 ft1.8 m5scientists' estimate
  6. 🥚 Oviraptor · 6.6 ft2 m6scientists' estimate
  7. 🦖 Coelophysis · 7.9 ft2.4 m7estimate
  8. 🦖 Deinonychus · 9.8 ft3 m8estimate
  9. 🦖 Pachycephalosaurus · 15 to 16 ft4.6 to 4.9 m9scientists' estimate
  10. 🦕 Kentrosaurus · 16 ft5 m10scientists' estimate

How this list is ranked

Ranked by each dinosaur's sourced length, smallest first.

More Top 10s

  1. Wikidata, from the Natural History Museum's Dino Directory, checked 30 October 2026.
  2. Smithsonian Institution (si.edu), educator's guide for the film Dinosaurs: Giants of Patagonia, checked 30 October 2026.
  3. US Geological Survey, Dinosaurs: Facts and Fiction, checked 30 October 2026.
  4. Wikidata, from the Natural History Museum's Dino Directory, checked 30 October 2026.
  5. Wikidata, from the Natural History Museum's Dino Directory, checked 30 October 2026.
  6. Wikidata, from the Natural History Museum's Dino Directory, checked 30 October 2026.
  7. National Park Service, Petrified Forest National Park (Museum Detectives lesson plan), checked 30 October 2026.
  8. Bureau of Land Management, Assessment of Fossil Management on Federal and Indian Lands (glossary), checked 30 October 2026.
  9. USDA Forest Service, Dakota Prairie Grasslands: prehistoric animals, checked 30 October 2026.
  10. Wikidata, from the Natural History Museum's Dino Directory, checked 30 October 2026.

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