Adaptations in big cats which help in their survival.

Options

A. camouflage and runs fast
B. strong sense of smell and sharp claws
C. thick layers of fat and fur
D. only a and b

Explanation

### Step-by-Step Solution:

1. **Introduction to Big Cats**:
Big cats, such as lions, tigers, and cheetahs, belong to the family of large felines known as the "big cats." They are known for their strength, agility, and hunting skills.

2. **Adaptations for Survival**:
Big cats have several adaptations that help them survive in their natural habitats. These adaptations can be categorized into physical and behavioral traits.

3. **Physical Adaptations**:
- **Strong Sense of Smell**: Big cats have a highly developed sense of smell, which helps them detect prey from a distance.
- **Sharp Claws**: Their sharp claws are essential for hunting and capturing prey. They can retract their claws to keep them sharp and extend them when needed.
- **Camouflage**: Tigers have stripes that help them blend into their forest environments, allowing them to stalk prey without being easily seen. This is crucial for ambush hunting.
- **Agility and Speed**: Cheetahs, in particular, are known for their incredible speed, allowing them to chase down prey quickly.

4. **Behavioral Adaptations**:
- **Hunting Techniques**: Big cats are skilled hunters. They often rely on stealth and patience, using their keen senses to approach prey quietly.
- **Territorial Behavior**: They are territorial animals, which helps them secure a hunting ground and reduce competition for food.

5. **Habitat**:
Big cats are found in various habitats, including temperate forests, savannahs, grasslands, and tropical rainforests. Their adaptations are suited to these environments, allowing them to thrive.

6. **Conclusion**:
The adaptations of big cats, including their strong sense of smell, sharp claws, camouflage, and hunting techniques, are vital for their survival as apex predators in their ecosystems.