camouflage

an outward semblance that misrepresents the true nature of something; "the theatrical notion of disguise is always associated with catastrophe in his stories"

समुद्री घोड़े अपना रंग बदलकर आसपास के वातावरण के रंग में छुप जाते हैं seahorses change their color according to the colour of the environment and camouflage themselves

The soldiers camouflage themselves with bushes and leaves.