There are what who study how animals behave in their natural environment.
infants heat or cold insects sensory neurons scientists people humans reptiles
A B C D E F G H
Ethologists are scientists who study animals in their natural habitats.
There are scientists who study how animals behave in their natural environment.
There are what who study how animals behave in their natural environment. (A) infants (B) heat or cold (C) insects (D) sensory neurons (E) scientists (F) people (G) humans (H) reptiles