You will be redirected to our submission process. Reproduction forms the foundation for the sustainability of fish populations, driving both the productivity of global aquaculture and the conservation ...

This provides new opportunities to understand reproduction in animals that have long been extinct,' says a researcher.

The kick-off signal for puberty begins in the brain. Specifically, in the hypothalamus, where specific neurons release a hormone that activates the hypophysis, at the base of the skull, which then ...

Amazon mollies don't need a man, and never will. A new study finds they can purge and repair genetic mutations that would ...

Here are 10 animals that have some of the highest levels of testosterone and the impact it has on their behavior and characteristics.

Climate change and asteroids are linked with animal origin and extinction -- and plate tectonics also seems to play a key evolutionary role, 'groundbreaking' new fossil research reveals. The discovery ...

Do the bones of all Nile crocodiles have the same number of growth marks as their age? And can such growth rings be counted to accurately gauge the age of these reptiles? Is this also an accurate ...

Do the bones of all Nile crocodiles have the same number of growth marks as their age? And can such growth rings be counted to accurately gauge the age of these reptiles? Is this also an accurate ...

The earliest ancestors of all backboned animals, including humans, may have viewed the world with four eyes, not just two. The remnants of those extra eyes persist in the human brain today as the ...

"If reproduction is ever to occur beyond Earth, it must do so with a clear commitment to safety, transparency and ethical integrity." When you purchase through links on our site, we may earn an ...

New research from the University of St Andrews has discovered a crucial piece in the puzzle of how all animals with a spine—including all mammals, fish, reptiles and amphibians—evolved. In a paper ...

Here’s what you’ll learn when reading this story: Chondrichthyan fishes—a group that includes rays, skates, chimaeras, and sharks—are thought to have energy intensive reproduction cycles due in no ...