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.
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In Australia, there are spiders big enough to eat snakes.
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One in three dog owners say they have talked to their pets on the phone.
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A 42-foot sperm whale has about 7 tons of oil in it.
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The oldest known animal in the world was 'Ming' the 405 year old clam, discovered in 2007.
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Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
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