12 to 24 months: Infants can direct angry expressions, such as having tantrums, kicking, thrashing, screaming, and holding breath, at things or people {emotion development, 12 to 24 months}. Children learn to use aggression. Children fear noises, strange events, falling, dark, being alone, and people and animals associated with pain.
Biological Sciences>Zoology>Development>Stages>Infant 12.0-24.0 Months
4-Zoology-Development-Stages-Infant 12.0-24.0 Months
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Date Modified: 2022.0224