Fact 1: Ethologists usually study how animals behave in their natural environment.

Fact 2: HA habitat is the kind of environment in which a certain organism normally lives.

Given the two facts above, answer the question "Ethologists usually study how what behaves in their habitats?" with the following options: 
- poachers
 - parasites
 - vegetation
 - seasons
 - hunters
 - fishermen
 - animals
 - plant life


 

       animals  