Related Clues:

• Avoid extinction, say
• Refit
• Get in sync
• Adjust to a new situation
• Change to suit a new purpose
• Acclimate
• Demonstrate flexibility
• Blend in
• Show elasticity
• Change, evolutionarily
• Keep up with the times
• Become acclimatized
• One way to cope
• Get used to it
• Learn to fit in