Strawberri

The human nervous system. The nervous system is like the body's control center. It helps us feel things, move our muscles, and think. It has two main parts the central nervous system, which includes the brain and spinal cord, and the peripheral nervous sy...

The circulatory system is like a big delivery network inside our bodies. It includes the heart, blood, and blood vessels. The heart is a super important pump that sends blood all around, delivering oxygen and nutrients to our cells and picking up waste li...

The respiratory system is super important for our bodies because it helps us breathe. When we inhale, air goes into our lungs, and we take in oxygen, which our bodies need to work properly. The lungs are like big bags that fill up with air, and they have...

Birds have a unique respiratory system that helps them breathe efficiently, especially when flying. Unlike humans, birds have air sacs that allow air to flow through their lungs in a continuous loop. When a bird inhales, air goes into the lungs and the ai...

Birds have a unique nervous system that helps them survive in their environment. Their brains are relatively large compared to their body size, which allows them to think quickly and react to danger. Birds have excellent vision, which is important for spo...

Birds have a really cool circulatory system that helps them fly high and stay active. Their heart is super strong and has four chambers, which is different from some animals. This helps pump oxygen-rich blood to their muscles quickly, giving them lots of...

make it shorter

make it shorter

make it shorter

make it shorter

make it shorter

make it shorter

make it shorter

make it shorter

make it shorter

even shorter