Kittens that are weaned too early may exhibit a range of behavioral issues. Firstly, they may have difficulty socializing with other cats, as they may not have had the opportunity to learn crucial skills such as playing and grooming from their mother and littermates. This lack of socialization can lead to aggressive or anxious behavior in the future. Secondly, weaning kittens too early may also display clingy behavior and excessive meowing. This is often a sign of separation anxiety, as the kitten may not fully develop their independence and confidence. Additionally, they may have trouble sleeping and be more prone to accidents. In severe cases, early weaning may also lead to physical health issues such as poor nutrition, as the kitten may not have been able to consume enough nutrients from solid food or may not have been introduced to a balanced diet at an appropriate age.