Linked Questions

2
votes
1answer
5k views

Speciation of humans? [duplicate]

Since we homo sapiens (and all other species) are continuously evolving, are humans undergoing speciation based on our environment? OR has there been any difference across people that could say ...
1
vote
2answers
1k views

Is there a biological basis for race (re: Nicholas Wade's article) [duplicate]

I just recently read this article by Nicholas Wade on Time Magazine's website about a biological basis for race. It all sounded very racist, but of course my Western liberal attitudes about racism ...
82
votes
5answers
26k views

How could humans have interbred with Neanderthals if we're a different species?

To be clear, I'm not doubting that homo sapiens and homo neanderthalensis did interbreed: of that much I'm convinced. Within the past few years I've seen an upcropping of pop-sci articles discussing ...
36
votes
1answer
7k views

Does it make sense to classify all humans in a single species?

For what biological reasons do we consider that all human beings belong to the same species? A Thai and a Nigerian share a common ancestor that is 140,000 years old (see Gravel et al. 2010 and this ...
10
votes
3answers
1k views

Is there a consensus on whether or not race exists on a biological level?

The most recent survey I could find was from 1985 which said that 16% of biologist disagreed that "[t]here are biological races in the species Homo sapiens." I was wondering if there's been a change ...
2
votes
2answers
2k views

Why aren't animals diverse in phenotype? [duplicate]

I am not comparing a cat with leopard. I am just saying that we humans are all one type of creature and we are diverse (I am not saying we are class of mammals and phylum of etc and kingdom etc, ...
9
votes
2answers
7k views

Like other animals, why humans don't have species & breeds?

Like other animals, why don't humans have species & breeds ? Even my pet dog is one type of breed, but we (humans) lack breeds & species? What is the main reason?
9
votes
3answers
704 views

Human genetic diversity in Africa in comparison with the rest of the world

Background The claim ... Most of the genetic diversity in humans is in Africa ... is quite common. On Biology.SE, it is easy to find posts that make this claim. Consider for example: Do humans ...
10
votes
1answer
3k views

What is a subspecies?

Within a species there may be subspecies that are named using trinomial nomenclautre. For example the Grizzly Bear, Ursus arctos horribilis is a subspecies of the Brown Bear Ursus arctos. The ...
9
votes
2answers
353 views

Can forensic DNA analysis be used to generate a visual approximation of a suspect?

In light of the current US supreme court case, I'm curious if enough information can be teased out of a DNA sample to get a "reasonable" approximation of the suspect (never mind the legality). I ...
-3
votes
1answer
2k views

Are there different species of modern day humans? [duplicate]

I've been watching nature shows on Netflix (Wildest series) and different animals of the same "family" are actually different species. e.g. Asian elephants vs African elephants. Asian elephants are ...
1
vote
1answer
158 views

Would chimpanzees and humans normally be in the same genus if we weren't so sensitive about it?

Listening to the BBC's radio program The Why Factor particularly poignant episode What Can Chimps Teach us About Politics? hosted by Professor James Tilley, I heard Professor Frans de Waal of Emory ...
1
vote
1answer
223 views

How are subspecies defined, in contrast to species? [duplicate]

When should a taxon be considered to be a subspecies of a certain species, and when as a different species? Are there some general guidelines how to assign a specific taxonomic status to a taxon?
-2
votes
1answer
38 views

What are the genetic basis for further classification of human beings? [closed]

According to anthropology, human race further gets divided in Caucasians, Mongoloids, Aboriginals, Eskimos, Red Indidians and Negro's. How far, is this classification, though maybe anthropologically ...