Cartilage
Steel is a material that is strong, hard, and flexible. It also has a high density, so it sinks in water.
You could try silicone. Used to seal corners in fish tanks. Flexible, watertight and stong.
The best material for making suction cups is typically silicone, as it is flexible, durable, and has a strong grip.
it is strong and flexible and light also it does not rust
cartilidge
They used strong, light, and flexible material. The plane was powered by a simple four cylinder engine.
Whether you’re looking for guttering for a new build or to replace existing materials, flexible guttering may be the best choice. This type of material allows for easier installation and is more adaptive to temperature changes and expansion and contraction. Plus, the flexibility of the material helps minimize the potential for damage from winds and snowfall.
protects the organs of the organism.
Stong, flexible, and soft are the best descriptor of bones.
ugly duckling
Tendons are type of dense regular connective tissue that is continuous with the fascia associated with muscle tissue (endomysium, perimysium, and epimysium) that connects the skeletal muscle to bone.
Insect wings are typically made of thin layers of chitin proteins covered by a thin membrane. Chitin is a lightweight and flexible material that provides the structure and support needed for flight. The membrane allows for efficient airflow over the wings during flight.