Unique Features:
* Anal sacs: Located near the anus, these sacs secrete a musky scent used for marking territory and communication.
* Scent glands: Dogs have scent glands in their paws that leave a unique scent trail for other dogs to follow.
Adapted Features:
* Strong sense of smell: Dogs have a highly developed sense of smell, with up to 300 million olfactory receptors compared to our 5 million. This allows them to detect odors we can't even smell.
* Sharp teeth: Their teeth are specifically designed for tearing meat, with large canines and sharp premolars.
* Powerful legs: Dogs have strong muscles and flexible joints in their legs, allowing for speed and agility.
* Ears: Their ears are mobile and can rotate to pick up sounds from different directions, aiding their hearing abilities.
* Claws: These are retractable, allowing for better grip when running and digging.
Other Notable Features:
* Tail: Their tails are used for communication, expressing emotions like happiness, excitement, and fear.
* Whiskers: These sensitive hairs help dogs navigate in the dark and sense vibrations.
Overall, dogs have a number of special body parts that help them thrive in their environment and perform their unique roles.