Women do not usually experience symptoms of pregnancy before implantation, but the implantation increases the levels of the pregnancy hormone HCG which will cause most of pregnancy symptoms. In many cases, women will start experiencing these symptoms around week 4.
They are terrific climbers because of their long claws, and have excellent balance. Porcupines are mainly solitary and nocturnal but sometimes forage during the day. They can live from 10 to 20 years. Porcupines are considered to be intelligent, rapid learners with good memories.hey have dark brown fur, covered with thick barbed quills. One porcupine can have as many as 30,000 quills! Each quill is tipped with microscopic barbs or hooks that drive them deeper into the flesh of unlucky predators. Most porcupines have a robust body, small head, small ears, short legs, and a short, thick tail.
Whats special about a porcupine?   The porcupine has specially designed hairs that are barbed spines which will spear and then detach in the face of any predator that tried to bite it. For a cute little w â¦ addler they are actually quite dangerous and should be approached (if at all) with caution. 2 people found this useful. Answered.