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2

That's one of — quite a few, we have to say — the mistakes Darwin made in his edition from 1859 (I have to confess that this is the only edition I've read, and I reckon this is the only edition anyone should read). This mistake is even more contrasting if you realize that he failed to apply the very same reasoning he had made just a few pages ...


0

Your quote... The reason tigers and lions are different species is because of different behaviours, different habitats, different social hierarchies... ...is not entirely correct: lions (Panthera leo) and tigers (Panthera tigris) overlaped geographically in the past, since Panthera leo was common from western Europe to southeastern Asia. On top of that, ...


5

The concept this would fit under would be the "Biological Species Concept." Concerning this concept, the Evolution site for Berkeley says "members of populations that actually or potentially interbreed in nature..." constitute a species. By this definition, since lions and tigers can (and do) interbreed, they would be considered the same species under this ...


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