Life Science · Animal Behavior
Why Animals Live in Groups
Analyze repeated observations and build an argument about how some animal groups can help members survive.

Lesson plan
Why Animals Live in Groups
A step-by-step guide to help you teach this lesson.
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Lesson overview
What students will learn
- Identify an observable group behavior and the survival challenge it may affect.
- Analyze repeated observations or simple data for evidence of a group-survival benefit.
Key science ideas
- Some animals form groups; not all do.
- Groups can help with warning, defense, movement, food, or care of young.
- Repeated observations strengthen evidence for a pattern.
Lesson at a glance
- Grade 3
- 45 min
- ~8 min prep
- 3-LS2-1
- 4 materials
What’s included
- Lesson Plan
- Investigation
- Teacher Slides
- Printable Worksheet
- Teacher Answer Key
- Interactive Activity
- Vocabulary