Hybrid Zones

Some articles on hybrid zones, hybrid zone:

Hybrid Zone - Definition - Forms
... Hybrid zones can be either primary or secondary ... Primary hybrid zones occur where divergence is taking place between adjacent populations of a previously homogeneous species, possibly leading to parapatric speciation ... cline, but due to dispersal across the line, hybridization will take place and a hybrid zone will arise ...
Marine Hybrid Zone Case Study
... Hybrid zones are thought to be less common in marine than terrestrial environments ... worldwide and are a well studied example of a marine hybrid zone ... These hybrid zones vary considerably ...

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