Ectothermic
a. produce enough heat to warm their bodies
b. are found among mammals
c. absorb heat from theirenvoirment
d. are charactized by the presence of theather

Many archeologists and anthropologists disagree with dr. thorne's view.  thorne strongly believes that what many calls "homo erectus"  was in fact  homo sapiens,  and that they migrated out of africa almost 2 million years ago and dispersed throughout europe and asia. that's way different  from what scientists have always believed about the evolution of the species.

How they differently handle their team- hagrid a champion explains this better than me