Snow flea explained

Snow flea is a common name for several arthropods, not including true fleas:

• Boreidae, a family of scorpionflies known as snow fleas in the British Isles, especially:
  • Boreus hyemalis, a species of scorpionfly that crawls on snow
• Hypogastrura nivicola, a species of springtail known as snow flea in North America
  • • Several springtails of the family Isotomidae and the genus Desoria, known as snow fleas in Europe