This was done by observing actual animals to get a take on how they would act.

Observe animals from a safe distance without changing their behavior.

The park may also serve to observe animals, birds and to contemplate nature.

He roamed the woods, observing the native plants and animals.

To see if the cats could learn through observation, he had them observe other animals escaping from the box.

Observing animals from a canoe has a mystery all its own.

But this can be akin to observing animals in the wild with little or no understanding of ecology.

When you're observing real animals living real lives, it's often very hard to know anything for certain.

Most work has relied on observing animals in the wild.

It's a tremendous privilege to observe wild animals in their natural environment.