How many organisms depend on the squid as a source of food?

Homo heidelbergensis was a tall, muscular hunter, who used both tools and weapons. because h. heidelbergensis was not a gatherer/forager, but ate a varied diet including meat and fish, we would expect to see what anatomical changes?

As the earth formed, the force of gravity increased due to increased mass. what effect did this increased gravity have on the forming planet?

In two sentences explain the differences of neutrophil and macrophage