SortStack #1420 — 2030-04-29

By size · Order from shortest to longest.

1. The width of a human hair 0.1 mm

   Hair width is so consistent it was once a unit of precision; forensic labs still match hairs to within fractions of this.

2. A ladybird beetle 1 cm

   A single ladybird can eat 5,000 aphids in its lifetime, making it a gardener's favourite predator.

3. A hen's egg 5.5 cm

   An eggshell has up to 17,000 tiny pores that let the developing chick breathe through the surface.

4. A great white shark 5.2 m

   Great whites can detect a single drop of blood diluted in 100 litres of water from hundreds of metres away.

5. Mount Fuji, Japan 3.8 km

   Though it looks serene, Fuji is an active volcano that last erupted in 1707, dusting distant Tokyo with ash.

6. The Mariana Trench (depth) 11 km

   If Everest were dropped into it, the peak would still sit more than two kilometres below the surface.

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