over a billion species

No ways!! Wow, this is a lot and a fact that I was not aware of.
Next time, when you write a post with so much information, make sure you mention the source from which you got your information. I would have liked to have read more about this point.

As for your son, it was so cute what he had to say, the sheep is shy.

Thank you for taking part in this week's contest, and good luck!