It's unclear how smart or social Neanderthals were, but we know they never formed the kinds of large, aggressive bands that Homo sapiens did. They were squatter than us, and bulkier, with wide bones and short foreheads. read more
For example, they did not use eating utensils like the “homo sapiens” (although Neanderthals are a subspecies of it), they generally had weapons as good as from our ancestors but they were simple, made specifically for the job. read more
That goes a ways toward explaining why our species of human out-competed Neanderthals, even as we mated with them. It's unclear how smart or social Neanderthals were, but we know they never formed the kinds of large, aggressive bands that Homo sapiens did. read more
Neanderthals were first considered as a subspecies of Homo sapiens. However, genetic studies later revealed that Neanderthals were a different species that became extinct about 30,000 years ago. Neanderthals were well adapted to cold environmental conditions. Neanderthals had largely built, robust, stronger skeletons, unlike modern humans. read more