pertaining to animals
world geography
100

The natural sonar system used by dolphins. 

What is echolocation?

100

This continent ranks fourth in land area. 

What is South America?

200

The majority of a koala’s diet. 

What is eucalyptus?

200

This is the sea that the Nile empties into. 

What is the Mediterranean Sea?

300

Marked by red and white stripes, this indo-pacific fish has invaded Atlantic and Caribbean waters. 

What is a lionfish?

400

The degrees an owl can rotate its head. 

What is 270°?

500

This seasonal weather event transforms arid Sonoran Desert into a mosaic of ephemeral pools for amphibian breeding. 

What are monsoon rains?