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Numbers Don't Lie
Species of mantis shrimp
550
Size (in inches) of the average peacock mantis shrimp
2-7
Types of photoreceptors in a mantis shrimp’s eyes
12
Swimming speed (in miles per hour) of sailfish, the fastest sea animals
68
The mantis shrimp lives in the ______ oceans.
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The mantis shrimp lives in the Indian and Pacific oceans.
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Mantis shrimp are older than dinosaurs.
Fossil records indicate that stomatopods branched off from other crustaceans some 400 million years ago, making them older than dinosaurs. And not just a little older, either — dinosaurs first appeared between 200 million and 250 million years ago, making them species-come-lately compared to their fast-punching friends. Other extremely long-lived species include horseshoe crabs (300 million years), alligators (245 million years), and cockroaches (at least 125 million years). Humans, meanwhile, have probably been on the planet for somewhere between 1.4 million and 2.4 million years.
