What is the difference between Homo erectus / Homo ergaster and
Homo heidelbergensis in terms of brain case (the part of the skull
containing the brain)?
Do you see any variations about the teeth between Homo erectus
/ Homo ergaster and Homo heidelbergensis?
How does Homo erectus / Homo ergaster differ from Homo
heidelbergensis in facial terms, including the jaws (and jaw
projection)?
Homo heidelbergensis is a species that is considered
to be an evolutionary step closer to us (humans)...