* Weight loss or obesity: Undernutrition can lead to weight loss, while overnutrition can lead to obesity. Both of these conditions can have negative consequences for an animal's health.
* Stunted growth: Undernutrition can stunt an animal's growth. This can have negative consequences for an animal's overall health and development.
* Immune system problems: Poor nutrition can weaken an animal's immune system, making it more susceptible to disease.
* Digestive problems: Poor nutrition can lead to digestive problems, such as diarrhea, constipation, and vomiting.
* Skin problems: Poor nutrition can lead to skin problems, such as dermatitis, hair loss, and dry skin.
* Teeth and bone problems: Poor nutrition can lead to dental problems, such as cavities and gum disease, as well as bone problems, such as osteoporosis.
* Reproductive problems: Poor nutrition can lead to reproductive problems, such as infertility and miscarriages.
* Neurological problems: Poor nutrition can lead to neurological problems, such as seizures and brain damage.
In severe cases, poor nutrition can even lead to death.
It is important to provide animals with a healthy diet that meets their nutritional needs in order to avoid these health problems.