Sexual selection and mate choice

Charlies Darwin postulated that males’ ornamentation will bear some cost on survival, attracting predators or reduce mobility, but this los...

The essence of mate choice is to select a partner that will give you the most offspring, and that will in turn be able to pass their genes ...

Continuing from my last post, I want to look at the other factor thought to influence male features (face and voice): female-male interacti...

Human sexual selection is a complex system of interactions, even with our modern social constructs and laws in the mix nature still plays it...

In sexual dimorphic species, it happens that females sometimes have rudimentary male structures, such as ornate markings. These structures ...

In the Gulf of California, living on intertidal sponges is a species of isopod  Paracerceis sculpta , which displays another type of male p...

 Introducing the common side blotched lizard ( Uta stansburiana ) from the coast range of California. This species has a very cool p olymor...