Sheep, goats, octopuses, and toads have rectangular pupils.
7
The male seahorse carries babies and 'gives birth' to them instead of the female.
7
A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
A tortoise named Adwaita lived to 255 years old. To put it into perspective, he was born before the United States of America existed and his death was announced on CNN (1750-2006).
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