SortStack #3556 — 2036-03-04

By weight · Order from lightest to heaviest.

1. An unfed female mosquito 2.5 mg

   After a full blood meal a mosquito can double or even triple her weight — and still fly away with the loot.

2. A AA alkaline battery 24 g

   Billions of AA cells are produced worldwide every year, making it the planet's most popular battery size.

3. A FIFA regulation soccer ball 430 g

   World Cup balls are tested in wind tunnels; the 2010 'Jabulani' was so smooth that goalkeepers complained it swerved unpredictably.

4. An adult red fox 5.2 kg

   Red foxes may use Earth's magnetic field to aim their famous pouncing dives — they prefer striking toward the northeast.

5. An adult male orca 5 t

   Orcas are actually the largest species of dolphin, and each pod hunts with dialects and techniques passed down like culture.

6. A Nimitz-class aircraft carrier 100K t

   A floating city of about 5,000 people, it can sail more than 20 years between refuelings of its nuclear reactors.

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