Shark corneas are used in eye transplants and shark bone marrow can be used to graft human bones.
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A koi fish, named "Hanako", was owned by several individuals over many years and lived to be 226 years old, dying in 1977.
6
Cymothoa exigua is a type of parasite that enters through fish's gills, eats their tongue, and then replaces it.
6
All pandas are ‘owned’ by China. They rent them out to zoos for $1mil/year each with minimum of 10 years.
16
One in three dog owners say they have talked to their pets on the phone.
427
Cows as they are today never existed in the wild and were domesticated from aurochs some 10,500 years ago.
6
A cat rubs against people not only to be affectionate but also to mark out its territory with scent glands around its face. The tail area and paws also carry the cat's scent.
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