Recently, Emma Lavaut and her colleagues from Sorbonne University and Universidad Austral de Chile found that a species of red seaweed, Gracilaria gracilis, uses the isopod crustacean Idotea balthica ...

Nature is full of evolutionary selflessness. From deep-sea octopuses to certain marsupials, there are animals and insects ...

Even within the world of egg-laying animals, there is an incredible variety of reproductive strategies. Some species mate before the female lays her eggs, ensuring they are fertilized internally, ...

During mammalian reproduction, millions of sperm undertake a journey that only one will finish. This journey to fertilization has been commonly viewed as a race: a sea of sperm competing to get to the ...