These kinds of stories are not very common. If a dog gets into a girl's leg, it could be because the dog is overly excited and just jumps around playfully without realizing it's inappropriate. Maybe it's trying to get attention or it could be startled and run in that direction by accident.
This kind of scenario is rather unusual. Dogs usually interact with people in more appropriate ways. However, if a dog has been socialized poorly, it might be overly friendly or curious. For example, it could be attracted to something on the girl's leg like a shiny object or a smell. In some cases, the dog might also be in a new environment and be a bit disoriented, causing it to run into the girl's leg.
Well, it could be stress. High stress levels can lead to some people overeating, especially comfort foods which are often not very healthy. And if she's not burning those extra calories, the fat will start to accumulate, especially around the belly. Or perhaps she has a new medication that has a side effect of weight gain. Some medications can disrupt the body's metabolism and cause an increase in body fat.
One reason could be a change in diet. For example, if she starts consuming more junk food like burgers and fries regularly. Another might be a lack of physical activity, perhaps she has a very sedentary lifestyle now, sitting for long hours in front of the TV or computer. Also, hormonal changes can play a role. Some medical conditions like hypothyroidism can cause weight gain in girls.
In some stories, it could be due to a curse. Maybe the girl's family angered an old sorcerer long ago, and the curse is finally taking effect on her. Also, if she enters a magical realm that has its own rules, the environment there might trigger the transformation. For instance, there could be a special pool of water or a particular type of fruit in that realm that when she interacts with, causes her to turn into a dog girl. Sometimes, it could be a self - sacrifice. If she wants to save a dog in a magical situation, she might end up taking on some of the dog's characteristics and become a dog girl.
One possible reason could be betrayal. If the boyfriend cheats on her, she might seek revenge. For example, she could expose his secrets to his friends or family.
One reason could be that she is a strong advocate for the LGBTQ+ community and any story about gay individuals touches her heart as it represents the struggle and beauty of their experiences. Another reason might be that the story has elements of universal themes like love and acceptance, which she deeply relates to regardless of sexual orientation. Also, she may have friends or family who are gay and the story makes her think about their lives.
Maybe she wants to gain weight for a bodybuilding competition where she needs to be in a higher weight class.
A curse or a spell. If someone was angry with her or just playing a cruel trick, they might cast a spell that turned her into an anthro dog girl. It could also be a family curse that has been passed down generations and finally manifested in her.
Well, pregnancy is the most common cause for a woman to get a big belly. As the baby grows inside the womb, the uterus expands and pushes the belly outwards. But it could also be due to fluid retention. There are certain medical conditions that can cause the body to retain fluids, such as heart or kidney problems. In these cases, the abdomen can swell up. And sometimes, hormonal changes in a woman's body can also affect digestion and lead to a bloated belly. This could be related to things like menopause or thyroid issues.
One reason could be a change in diet. Maybe she started eating more junk foods like burgers and fries which are high in calories. Another could be a lack of exercise. If she was previously active but then became sedentary, her body would start to store more fat. Also, hormonal changes can play a role. For example, some medical conditions that affect hormones can lead to increased appetite and weight gain.
Maybe in a very strange or dark - themed story, it could be a sign of the girl's misbehavior or lack of proper upbringing. But this is really not a common or positive scenario.