The colossal squid has the largest eyes in the world.
4
Tigers, leopards, and jaguars love "Calvin Klein's Obsession for Men". The scent is used to attract animals to cameras in the wilderness, and was even a turn on for one pair of Jaguars who were subject to it.
17
The seahorse is the only fish to have a neck.
12
The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
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The reindeer is the only mammal that can see UV light.
17