How does a shark find fish? It can hear their hearts beating.
31
Rats multiply so quickly that in 18 months, two rats could have over a million descendants.
33
The quills of a porcupine are soft when they are born.
90
The female pigeon cannot lay eggs if she is alone. In order for her ovaries to function, she must be able to see another pigeon.
65
Chained dogs are 3 times more likely to bite than unchained dogs.
34
Cats are one of the only animals to domesticate themselves and approach humans on their own terms.
20
Most domestic turkeys are so heavy they are unable to fly.
114
