In Australia, there are spiders big enough to eat snakes.
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The seahorse is the only fish to have a neck.
12
A banana slug can be 6-8 inches and their erect penis can be just as long. Also, their penises emerge from their heads. After sex, banana slugs eat each others penises.
17
A scorpion can hold its breath for up to 6 days.
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There's a rare breed of pig that looks like a sheep.
14