Of the symbiotic relationships, mutualism, where both species benefit from the relationship, is the most exciting form. How two disparate species can form a cooperative where both benefit seems like ...

Endosymbiotic relationships -- in which one organism lives within another -- are striking examples of mutualism, and can often significantly shape the biology of the participant species. In new ...

The analysis of a termite entombed for 100 million years in an ancient piece of amber has revealed the oldest example of "mutualism" ever discovered between an animal and microorganism, and also shows ...