There's a nice letter in Nature right now with an understated title, Mating advantage for rare males in wild guppy populations. But if you dig deeper you see some moderately grand claims being made. The key issue is that the authors seem to be implying that negative frequency dependent selection (NFDS) is a major factor... Read More

Change is quite in the air today, whether it be climate change or human induced habitat shifts. What's a species in the wild to do? Biologists naturally worry about loss of biodiversity a great deal, and many non-biologist humans rather high up on Maslow's hierarchy of needs also care. And yet species loss, or the... Read More