15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Sharks, like other fish, have their reproductive organs in their chests.
248
Cats recognise the voice of their owner, but never evolved to care.
22
One reason that kittens sleep so much is because a growth hormone is released only during sleep.
212
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.
293