WONDER #1900: How Many Animals Are There in the World?
Question 1 of 3
According to recent scientific estimates, how many species are there on Earth?
- 12
- 2 million
- 10 million
- 8.7 million
Question 2 of 3
Which of the following animals outnumbers human beings on Earth?
- cow
- sheep
- chicken
- elephant
Question 3 of 3
At least one expert estimates there may be how many total animals on Earth?
- 10 million
- 7 billion
- 80 trillion
- 20 quintillion
Check your answers online at https://wonderopolis.org/wonder/how-many-animals-are-there-in-the-world.