I think it’s right to at least be open minded about the possibility that their lives might be generally good, all things considered.
To answer your question: insects don’t have hearts because they don’t have blood. Oxygen is transported to their cells by many tiny tubes (tracheae) extending from holes (spiracles) all over their thorax and abdomen.
I think it’s right to at least be open minded about the possibility that their lives might be generally good, all things considered.
To answer your question: insects don’t have hearts because they don’t have blood. Oxygen is transported to their cells by many tiny tubes (tracheae) extending from holes (spiracles) all over their thorax and abdomen.