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
Cats and dogs can hear ultrasound.
350
Elephants are terrified of Bees and actually have a special, distinct vocalization for “Run away the Bees are angry”
49
A scorpion can hold its breath for up to 6 days.
19