It's possible to train your cat to use the toilet as a litter box and even flush afterwards.
109
Cats recognise the voice of their owner, but never evolved to care.
22
Chained dogs are 3 times more likely to bite than unchained dogs.
34
The human brain is very soft, having a consistency similar to soft gelatin or firm tofu.
13
In Brazil, there's a species of cockroach that eats eyelashes, usually those of young children while they are asleep.
151
The poison-arrow frog has enough poison to kill about 2,200 people!
55
The lifespan of the common goldfish is over 20 years!
60