What type of adaptation a living thing hide in its environment

That would be known as camouflage. Many animals use it, including: iguanas, tigers, lions, spiders, snakes , frogs, panthers, moose, and deer. 

If you have any other questions, just let me know! :)

Camouflage helps living creatures hide in their environment (such as the stripes on a tiger to blend in with their surroundings)

Ais the answer hope this