Questions:

1. How many species of hippopotamus are there?

1. How long can the average Hippopotamus hold its breath?

1. Hippos are herbivores. Hippos eat, on average, __ pounds of grass each night.    

1. True or False? Hippopotamus are the fourth largest animals on Earth.

1. True or False? Hippopotamus produce their own natural sunblock. 

Answers:

1. Two! The large/common hippo and the smaller relative, the pygmy hippo!

1. Five minutes!

1. 80!

1. False. They are the third-largest living land mammal, after elephants and white rhinos!

1. True!

Cites 

https://www.worldanimalprotection.us/blogs/10-interesting-facts-know-about-hippos

https://afktravel.com/wp-content/uploads/2014/10/hippos-immune.jpg