I can flap my big ears to keep cool.
My ears are long and floppy.
Cubs stay with mum for up to 3 years.
Dogs can tell if you are feeling fear.*
This is an otter. It lives near a river and eats fish.
Horses can hear things far away. If they hear danger they run away.
Some spiders cannot see well. A spider knows a bug may be near if it feels its hair move. Spiders do not have ears. A spider hears with its hairs.
* Fear fact from Newscientist.com and the BBC's Science Focus website.