How might a bear be influenced by external factors in its environment?

Environments are constantly changing and animals can often adapt to these changes. Climate change also is forcing animals to interact with each other in new ways. For example, as the sea ice melts,polar bears spend more time on land, which brings them into greater contact with brown bears.

after receiving a stimus, the sensory receptors send(s) signals to the appropriate area of the body.  

the must be sensory neurons.  

hope its .