Male fish can thank genes for colourful looks

Striking traits seen only in males of some species – such as colourful peacock feathers or butterfly wings – are partly explained by gene behaviour, research suggests.

Being a dad is hard when you're a plainfin midshipman fish

Each spring, male plainfin midshipman fish (Porichthys notatus) —a kind of toadfish —emerge from the depths of the Pacific Ocean to breed on the beach. They overwhelm the beach at low tide, wedge themselves beneath ...

Reproductive strategy drives slower female aging

The aging of males and females is influenced by how they choose to invest their available energy, according to a study of fruit flies carried out at Linköping University, Sweden. The results, published in The American Naturalist, ...

page 1 from 9