This was images I took of myself lifting a heavy box and pushing and pulling. This really gave me a sense for the movement and the way the body contorts to lift, push and pull. I've also included some images I used for reference
Create a Pull Day and Push Day Workout Plan with These Exercises
How to Add a Push-Pull Legs Workout to Your Fitness Routine
Lat Pull Down: Video Exercise Guide & Tips
The Best Push Pull Legs Routine For Muscle Growth (Based On Science)
Lift, Push and Pull – reference video
Push Pull Legs Routine PPL Split for Max Gains - ATHLEAN-X
12 Week Push, Pull, Legs Workout for Women
Children's Cartoon Educational Pull Along Cow Push Car Learning
Create a Pull Day and Push Day Workout Plan with These Exercises
Elbow Pain from Lifting: Root Causes and Treatment
Week 3 – Push, Pull and Lift
Pushing weight animation