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Pilot whales have 'mummy's boys,' too

(Phys.org) —A Liverpool John Moores University scientist has revealed that sons are a bigger drain on resources than daughters for pilot whale mothers, but mums are powerless to ease the burden.

dateJan 27, 2014 in Plants & Animals
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Diatom sex pheromone isolated and characterized

(Phys.org)—Diatoms (unicellular photosynthetic organisms) reproduce through asexual cell division alternating with short periods of sexual reproduction. A German and Belgian team has now determined that pheromones play ...

dateDec 14, 2012 in Biochemistry
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