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Why do some fish eat their own eggs?

Many animals go to great lengths to ensure the survival of their offspring - yet some species actually eat some or all of their babies. Nor is there always an obvious explanation – like a food shortage – for such filial ...

dateFeb 10, 2016 in Evolution
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What a moth's nose knows

Moths sniff out others of their own species using specific pheromone blends. So if you transplant an antenna—the nose, essentially—from one species to another, which blend of pheromones does the moth respond to? The donor ...

dateJan 27, 2016 in Plants & Animals
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