humans

And what do you think: Do sperm sleep and if so, how do they do it? Although this question may seem quite simple to many, scientists have actually been

It turns out that there are many other animals besides dogs that love to hug, for example horses. Recently happened a very cute moment when a seven-day-old

Have you heard about Jessica? If not, then now is the right time to get to know the female hippopotamus, who is now considered one of the most famous ones in the world.