The sound of a tiger's roar can travel a distance of up to 2 miles (~3 km).
255
Vampire bats adopt orphans, and are one of the few mammals known to risk their own lives to share food with less fortunate roost-mates.
402
A lion in the wild usually makes no more than twenty kills a year.
186
Cats and dogs can hear ultrasound.
350
15% of snails survive digestion by birds and are found alive in their droppings, potentially leading to the spread of snail populations.
1
Parrotfish make themselves a kind of mucus 'sleeping bag' which masks their smell from predators and keeps parasites away.
4
The most expensive dog in the world is the Tibetan Mastiff; worth $1.5 million.
2